From: ANDERCD@wsuvm1.csc.wsu.edu
Subject: Re: Frequently Asked Questions - Part 1 of 5
Organization: SYSTEMS & COMPUTING
Date: Wed, 06 Jan 93 14:47:25 PST

In article <1992Dec18.185303.20195@rsd0.rsd.dl.nec.com>
buzz@rsd.dl.nec.com (Buzz McDermott) writes:
>
>In reply to your question, I was entering data to see if I am even sending
>any info. out to any one at all as this area of the computer program is
>not known to me ie. how to use this feature to communicate correctly with
>other people interested in the hobby. My hobby is radio control airplanes
>however im very new to using computer's. Any help would be appreciated on
how to use and communicate with others. Thank you for your patience and any
>help you can offer. Cary Anderson.
>
>
 
 
>
>Rec.Models.Rockets FAQ (Frequently Asked Questions): Part 1 of 5
>
>Last Modified: 16 Dec 1992
>
>This FAQ will be posted approximately once a month.
>
>*** PART 1:  INTRODUCTION AND GENERAL INFORMATION
>
>Part 1: Introduction and General Information
>    Table of Contents
>    Introduction to r.m.r and This FAQ
>    Section 1.1: Glossary
>    Section 1.2: Some Commonly Sought Addresses
>    Section 1.3: Other Sources of Information
>Part 2: Model Rocketry
>    Section 2.1: Model Rocketry Questions
>    Section 2.2: Born-Again Rocketeers
>    Section 2.3: Scale Modeling
>    Section 2.4: Construction and Finishing Tips
>Part 3: High Power Rocketry
>    Section 3.1: On To High Power
>    Section 3.2: Construction and Finishing Tips
>    Section 3.3: Ignition and Launch Systems Tips
>    Section 3.4: Large Rocket Glider Construction Tips
>Part 4: Payloads
>    Section 4.1: Camera Payloads
>    Section 4.2: Data Gathering Payloads
>    Section 4.3: Bio-payloads
>    Section 4.4: Novelty Payloads
>Part 5: Competition
>    Section 5.1: Summary of Events and How to Get Started
>    Section 5.2: Competition Tips and Strategies
>    Section 5.3: Some Model and High Power Rocketry Records
>
>----------------------------------------
>
>Introduction to Rec.Models.Rockets and This FAQ
>
>  Rec.models.rockets (r.m.r) is a Usenet newsgroup oriented towards
>  discussions and topics related to non-professional rocketry of all
>  types.  All questions, comments, and ongoing discussions related to
>  non-professional rocketry are welcome.
>
>  This FAQ (list of Frequently Asked Questions) is an attempt to
>  compile a number of questions and suggestions that have been repeatedly
>  posted to r.m.r into a single, quickly readable document.  This
>  document is NOT a 'how to' on any form of non-professional rocketry.
>  It's hoped that it might be of use in answering some of the more
>  commonly asked questions, summarizing some good tips and suggestions,
>  and directing the reader to other documents, books, sources, etc.,
>  where more information may be found.  It is organized as a list of primary
>  topics (see the Table of Contents) with a number of questions and answers
>  under each.  The majority of this document deals with, but is not limited
>  to,  consumer rocketry in the United States and Canada.
>
>  This document was originally compiled (with much help from many others) by
>  Buzz McDermott.  He would like to thank all those who contributed and
>  helped with this FAQ.  Special thanks goes to Jack Hagerty, who has
>  acted as both an excellent editor and major contributor to the
>  contents of this document.  Jack is now also the editor of Part 4, Payloads.
>  Comments, corrections, suggestions for improvements and new ideas for this
>  FAQ may be mailed to buzz@rsd.dl.nec.com.  All comments and suggestions
>  (both good and bad) are welcome and encouraged.
>
>  Many of the rocket manufacturer and mail order house addresses in this
>  document were originally obtained from the 'List of rocket manufacturers
>  and organizations (Updated Nov 1992)', maintained by R. M. Jungclas.
>
>----------------------------------------
>
>Section 1.1: Glossary
>
>The following are some commonly used abbreviations, terms, and acronyms used
>within r.m.r. These definitions have come from many contributors.  Thanks to
>all for their help in building this glossary.
>
>advanced       see 'high power rocket'
>rocket
>
>AmSpac         Abbreviations for "American Spacemodeling", the journal of
>AmSpam         the National Association of Rocketry.
>
>amateur rocket The class of non-professional rocket beyond HPR. Amateur
>or             rockets use structural metal parts and very often the motor
>experimental   casing doubles as the airframe (as with professional rockets).
>rocket         These rockets can be very large and powerful, capable of
>               placing payloads many miles up. Activities in this field (one
>               can scarcely call it a hobby) include formulation and
>               manufacture of fuels and thus can be *extremely* hazardous.
>               This is the main reason that amateur rocketry is not to be
>               attempted alone. Another is expense as these vehicles can run
>               many hundreds or thousands of dollars and take months to build.
>               The equipment necessary to safely pursue amateur rocketry
>               (sandbagged bunkers, loading pits, standby fire truck, etc.)
>               are quite beyond the resources of individuals.  The Black
>               Rock Society and Pacific Rocketry Association are two amateur
>               rocketry organizations.
>
>               Not all amateur rockets are so large. Many of the "beginner"
>               vehicles would qualify as HPR or even model rockets in terms
>               of liftoff weight and total impulse, but fail the NAR/Tripoli
>               codes due to their metal airframes and user-compounded propel-
>               lants. Note: There is a fine, but significant, difference
>               between using a metal cased reloadable motor with
>               pre-manufactured fuel slugs and stuffing a pipe with
>               zinc/sulphur (a common amateur beginner fuel).
>
>               Neither the NAR nor Tripoli sanction amateur rocket activities.
>
>B/G            Boost glider. A glider which is boosted to altitude by a rocket
>               motor.  The pod containing the expended motor may separate
>               from the glider at ejection to be returned by streamer or
>               parachute (this is typical but is not required).  The more
>               aerodynamically clean glider section is then free to glide
>               more slowly.
>
>BAR            Born Again Rocketeer.  An individual who has rediscovered the
>               hobby/sport after an absence of several years.
>
>black powder   Basically, gunpowder. The 'traditional' model rocket motor
>               fuel.  Used by Estes, Quest, FSI, and most other model rocket
>               motor through D power.  FSI has black powder motors through
>               F (and maybe, G) power.
>
>CA             Cyanoacrylate ('super glue').  A very strong adhesive popular
>               for use in competition and high power rockets, as well as
>               'on the field' repairs.  The three most common forms of CA are
>               often referred to as 'hot', 'gap filling' and 'slow'.  Hot CA
>               is very thin and has strong wicking properties.  It dries in
>               only a few seconds.  Gap filling CA is a little thicker and
>               generally comes in 15 - 30 second bond times.  Slow CA forms
>               the strongest bond but its bond times are also much longer.
>               Hot or gap filling CA is often used to tack parts into place
>               prior to applying a stronger adhesive with a much longer
>               bonding time (such as an expoy).
>
>CATO           a motor failure, generally explosive, where all the
>               propellant is burned in a much shorter time than planned.
>               This can be a nozzle blow-out (loud, but basically harmless),
>               an end-cap blow-out (where all of the pyrotechnic force
>               blows *forward* which usually does a pretty good job of
>               removing any internal structure including the recovery
>               system) and finally, a casing rupture which has
>               unpredictable, but usually devastating, effects.  Another
>               form of CATO is when there is a motor delay train or
>               ejection failure.  This may be caused by either the delay
>               train failing to burn or the ejection charge not firing, but
>               the result is the same: the model prangs.
>
>               Opinions on the meaning of the acronym range widely. Some
>               say it's not an acronym at all, but simply a contraction of
>               'catastrophic' and should be pronounced 'Cat-o'. Others
>               maintain that it is an acronym but disagree on the meaning,
>               offering both 'Catastrophic Take Off' and 'Catastrophically
>               Aborted Take Off'; the latter, at least, uses all the
>               letters.  Either of these are usually pronounced 'Kay-Tow',
>               like the Green Hornet's side kick.
>
>               A CATO does not necessarily burn all of the fuel in a rocket
>               motor.  This is especially true for composite fuels, which
>               do not burn well when not under pressure.  For this reason
>               you should be especially careful when approaching a CATO.
>
>               Opinions on the origins say that it is either from the
>               military rocket programs of WWII, the post war development
>               era, or even a modroc-only term which originated with the
>               MESS (Malfunctioning Engine Statistical Survey) performed
>               at NARMIT.
>
>CG             Center of Gravity. The point about which a free body will
>               rotate when disturbed by an outside force. For a model
>               rocket, this is the point where the model balances with
>               exactly half its mass on either side.
>
>composite      The term used broadly to cover solid fuel rocket motor
>               using other than black powder.  Composite motors require
>               different ignitors and ignitor systems from black powder
>               motors.
>
>core sample    Synonyms describing a failure mode where the model comes down
>tent peg       fast and hard (nose first) and ends up tail-high in the ground
>lawn dart      (this is where large, colorful fins come in handy :-).  Often
>               the nose cone has separated (taking the recovery device with
>               it) and the model body tube ends up containing a nice 'core
>               sample' of mud/dirt when pulled out of the ground.
>
>CP             Center of (Aerodynamic) Pressure.  The point on a rocket
>               where stability-restoring forces due to airflow against the
>               back part of the rocket (fins, etc.) exactly equal the
>               disturbing forces due to airflow against the part of the
>               rocket ahead of that point.
>
>               The location of this point depends on how much the rocket's
>               orientation is disturbed at the time of measurement.  If it
>               is at a very small angle to the "local wind" (line of flight),
>               the fins' restoring contribution will be large, while the
>               nose's disturbing contribution will be small, resulting in a
>               CP that is way back.  The CP in this case can be located using
>               the Barrowman Equations.  If the rocket is nearly sideways,
>               the CP will be much more forward.  The CP in this case can be
>               located by balancing a cardboard silhouette of the rocket.
>
>               Since all free bodies can rotate only on their center of mass,
>               stability is usually a simple matter of ensuring that your CG
>               is ahead of your CP, which ensures that the restoring forces
>               of airflow on the rear of the model will always overcome the
>               disturbing forces on the front.
>
>               A good rule of thumb for sport models (both high and low power)
>               is to design the rocket with the CP one or two body diameters
>               behind the CG.
>
>CPSC           Consumer Product Safety Commission.  The government agency
>               which has the task of deciding whether or not a given product
>               is safe for 'general consumer' use.
>
>DQ             Disqualified flight.
>
>engine         A machine that converts energy into mechanical motion. Such
>               a machine distinguished from an electric, spring-driven or
>               hydraulic motor by its consumption of a fuel (from _American
>               Heritage Dictionary_).
>
>(FIRE)BALLS    an annual experimental rocketry launch where emphasis is on
>               VERY LARGE advanced rockets.
>
>high power     a non-professional rocket weighing more than 1500 grams
>rocket         at liftoff, containing more than 133 grams of propellant,
> or            or containing any motor with more than 160NS of
>advanced       total impulse.  High power motors go all the way to class 'O',
>rocket         with over 40,000NS of total impulse.  High power rockets
>               require an FAA waiver to launch.  Tripoli defines a high power
>               rocket as those with over 40NS of total impulse (i.e., 'F'
>               power and above) and advanced rockets as those with more than
>               160NS total impulse (i.e., 'H' power and above).
>
>HPR            High Power [Rocket(ry)].  See 'high power rocket'.
>
>HPR            'High Power Rocketry Magazine', formerly 'Tripolitan...
>Magazine       America's High Power Rocketry Magazine'.  An independent
>               magazine dealing with all aspects of consumer rocketry,
>               but with a definite emphasis on high power, advanced and
>               experimental consumer rocketry.  See section 5 for address.
>
>land shark     A rocket which has failed in such a way that it ends up on
>               the ground while still under power.  Upper stages of unstable
>               multi-stage rockets often end up like this, as due some (too)
>               heavy HPR rockets with long-burning, low thrust motors.
>
>LDRS           The annual national high power sport launch sanctioned by
>               Tripoli.  The 1992 LDRS (XI) will be held in the Black Rock
>               Dessert, NV., the week after NARAM.  LDRS reportedly stands
>               for 'Large Dangerous Rocket Ships'.
>
>Lovelace       A phenomenon where the nose cone is apparently "sucked" out of
>Effect         the body after motor burnout, but well before the expected
>               ejection. It is more prevalent on parabola, ogive and other
>               low drag nose shapes. The theory (as yet unproven) is that
>               since the nose cone has much less drag than the body, its
>               momentum tends to carry it forward faster (or, more correctly
>               its lower drag decelerates it more slowly) than the body
>               putting tension on the nose-body joint.  The condition is
>               exacerbated by any nose weights added for stability (which
>               also raise the momentum of the nose) and/or a loose fit of
>               the nose in the body.
>
>               The term is named after an early '70s X-rated movie actress
>               who, ahh, um...well, go ask your dad :-)
>
>medium power   a term sometimes used to describe rockets using motors between
>rocket         the 'D' and 'H' power classes (exclusive).  Also used to
>               sometimes describe rockets which fall between the current
>               NFPA 1122 weight limit of 1 pound (~454 grams) and the new
>               proposed model rocket weight limit of 1500 grams.  Rockets in
>               the 'E' through 'G' class aren't normally considered advanced,
>               high power rockets but are often built using many of the same
>               construction techniques as the larger rockets.
>
>model rocket   An aero-vehicle that ascends into the air without the use of
>               aerodynamic lifting surfaces.  The gross launch weight,
>               including motor(s), will not exceed 1500 grams.  Motor(s) for
>               said vehicle will not exceed 160 Newton seconds of impulse and/
>               or contain more than 62.5 grams of propellant each, and no more
>               than a total of 125 grams of propellant in multiple motor
>               situations.  All components of said vehicle will be of wood,
>               paper, rubber, breakable plastic or similar material and
>               without substantial metal parts.
>
>               Note:  Current NFPA regulations (NFPA 1122) limits model
>                      rockets to ~454 grams (1 pound) gross launch weight,
>                      115 grams total propellant, and no motor with more
>                      than 80NS of total impulse.  The FAA requires a waiver
>                      application and approval for any model over 1 pound.
>                      The FAA is considering amending its FAR 101 to allow
>                      models up to the current NAR model rocket definition
>                      (1500 grams weight , 125 grams fuel...) to fly without a
>                      waiver.
>
>                      Model rockets in Canada are limited to 1 pound total
>                      launch weight and 80NS of total impulse.  The same
>                      rules apply for construction materials as with US NFPA
>                      guidelines.
>
>modroc         Model Rocket.  Also seen as 'modrocer', or similar spelling,
>               to mean 'model rocketry enthusiast'.
>
>motor          Something that imparts or produces motion, such as a machine
>               or engine. A device that converts any form of energy into
>               mechanical energy (from _American Heritage Dictionary_).
>
>NAR            National Association of Rocketry. A national hobby organization
>               promoting model and high power rocketry in the United States.
>               The NAR promotes rocketry related sport flying, competitions,
>               and education. See 'Often Sought Addresses'.
>
>NARAM          National Association of Rocketry Annual Meet.  The NAR
>               national championships competition, held in August of
>               each year.
>
>NARCON         National Association of Rocketry Annual Convention.  An annual
>               event sanctioned by the NAR oriented towards non-competitive
>               (i.e., sport) model and high power rocketry. It includes
>               seminars, R&D presentations and lots of sport flying.
>
>NARTS          National Association of Rocketry Technical Services. See
>               section 5 for address.
>
>Newton &       The standard used to measure and record thrust and total
>Newton-second  impulse, respectively,  of NAR and Tripoli certified rocket
>(NS)           motors.  One pound = 4.45 newtons.
>
>NSL            Nation Sport Launch.  An annual, national sport fly.  It has
>               been immediately preceding each year's NARAM the last few
>               years.
>
>NFPA           National Fire Protection Association.  The government body
>               responsible for setting rules and regulations dealing with
>               the use of non-professional rockets and motors.  The current
>               NAR Model Rocket Sporting Code was developed by the NAR and
>               NFPA.  Both the NAR and Tripoli are members of the NFPA.  G.
>               Harry Stine ('the old rocketeer') is currently the chairmen
>               of the pyrotechnics committee of the MFPA.
>
>NFPA 1122      The current NFPA regulation concerning model rocketry. The last
>               adopted regulations were enacted in 1987 and defined a model
>               rocket as being less than 1 pound in launch weight, containing
>               less than 4 ounces (~114 grams) of fuel, with no more than 160NS
>               total impulse in all motors, and no motor over 80NS of total
>               impulse.  The NAR is currently working with the NFPA to update
>               the definition of 'model rocket' to agree with the current NAR
>               definition (see 'model rocket').
>
>PMC            Plastic Model Conversion.  The term used to describe a plastic,
>               static model of some type (typically an aircraft, rocket or
>               spaceship) that has been converted to fly as a model or
>               high power rocket.  This term is also used as an abbreviation
>               for an NAR-sanctioned competition utilizing converted models.
>
>prang          Synonyms describing a failure mode whereby a model comes
>auger in       down aerodynamically stable, in other words, 'streamlines in'.
>               This is almost always caused by some sort of recovery system
>               failure usually the result of a too-tight nose cone, too-
>               tightly packed parachute or a too-loose motor that ejects out
>               the back.  Multi-stage models with upper stage ignition
>               failures also result in a prang.
>
>               The results of a prang range from no damage at all (other
>               that a few grass stains) on lightweight sport models to
>               the total destruction of the rocket (usually a payloader
>               with a *very* expensive payload on board :-(.
>
>               A prang that occurs while the motor is still burning (e.g.
>               a marginally unstable rocket that becomes stable after doing
>               half a loop due to propellant burn off shifting the CG) is
>               called a 'Power Prang'.
>
>red baron      a boost glider which has tangled with the streamer or
>               parachute of the booster pod.  The entire model tends to
>               nose dive into the ground, like a WWI airplane which has
>               just been shot down.
>
>R/G            Rocket glider. A glider which is boosted to altitude by a
>               rocket.  The entire model glides down together.  No part of the
>               model separates, as in a boost glider.  Technically, an R/G is
>               a particular form of B/G.
>
>RMS(TM)        Reloadable Motor System.  The trademarked name of the Aerotech/
>               ISP reloadable motors.  Often used (incorrectly) as a generic
>               name for all reloadable technology.
>
>shred          a model which has lost one or more fins due to take-off
>               acceleration.  Also used to refer to a shredded parachute
>               or streamer.  May also be used to refer to a model which
>               has completely come apart during takeoff.
>
>Tripoli        Tripoli Rocketry Association.  A consumer rocketry organization
>(TRA)          founded to promote the interests of high power and advanced
>               rocketry enthusiasts.  See section 5.1 for address.
>
>Tripolitan     "The Tripolitan...America's High Power Rocketry Magazine".
>               The bi-monthly journal of the Tripoli Rocketry Association,
>               published until July/August 1992.  See 'HPR Magazine'.
>
>waiver         The term used to describe the official permission given by
>               the FAA allowing rockets with more than 4 ounces of fuel or
>               weighing more than 1 pound to be flown into FAA controlled
>               airspace.  See section 3.1.7 for more details.
>               details on FAA waivers.
>
>YABAR          Yet Another Born Again Rocketeer.
>
>---------------------------------------
>
>Section 1.2: Some Commonly Sought Addresses
>
>1.2.1 What national-level consumer rocketry organizations exist?
>
>    Canadian Association of Rocketry
>    P.O. Box 1031
>    Postal Station "B"
>    Mississauga, Ontario
>    L4Y 3W3
>    (416) 272-4622
>
>    National Association of Rocketry
>    P.O. Box 177
>    Altoona, WI 54270
>    (715) 834-8074
>    (800) 262-4872
>    Email: 71331.2506@compuserve.com
>
>    Tripoli Rocketry Association, Inc.
>    P.O. Box 339
>    Kenner, LA 70063-0339
>
>1.2.2 What are the addresses of the major model rocketry manufacturers?  Do
>      they offer catalogs?  Note:  these are just a few of the many suppliers
>      of model rocket kits, supplies, components and motors.  Refer to the
>      list of suppliers maintained by R.M. Jungclas for a more complete
>      set (see Section 1.3.3).
>
>    Manufacturer                              Comments
>
>    Aerotech Consumer Aerospace               Large model and HPR rocket
>    1955 S. Palm St., Suite 15                 kits, composite motors, launch
>    Las Vegas, NV 89104                        systems and supplies
>    Email: 72020.371@compuserve.com           Catalog: $2
>
>    Estes Industries, Inc.                    Model rocket kits & engines
>    P.O. Box 227                               (largest & most visible)
>    1285 H Street                              1/2A through D motors.
>    Penrose, CO  81240                         (E & F motors 2nd half '92)
>    719-372-6565                              Catalog: $1
>    800-525-7561
>
>    Model Rectifier Corporation               A-C model rocket kits & motors
>    2500 Woodbridge Ave.                      Catalog: ??
>    Edison, New Jersey  08817
>
>    Quest Aerospace Education, Inc            A-C model rocket kits & engines,
>    P.O. Box 42390                              launch systems, and supplies
>    519 West Lone Cactus Drive                Catalog: free
>    Phoenix, Arizona  85989-2390
>    1-800-858-7302
>    (602) 582-3438
>    (602) 582-3828 FAX
>
>1.2.3 What are the addresses of some of the  high power manufacturers? Do they
>      offer catalogs? Note:  these are just a few of the many suppliers
>      of high power rocketry kits, supplies, components and motors.  Refer to
>      the list of suppliers maintained by R.M. Jungclas for a more complete
>      set (see Section 1.3.3).
>
>    Manufacturer                              Comments
>
>    Aerotech, Inc                             Composite motors, reloadables
>    1955 South Palm St., Suite 15               (B - G)
>    Las Vegas, NV 89104                       High power kits, parts, supplies
>    (702) 641-2301 or 2302                    Catalog: $2
>    NOTE:  Industrial Solid Propulsion, Inc., the parent company of Aerotech,
>           has been the shipper of Class B reloadable motor components for
>           Aerotech.  Aerotech has recently announced that they will be
>           the sole supplier of consumer-related rocketry kits, components,
>           motors and reloads.  All components will bear the Aerotech label.
>
>    LOC/Precision                             High Power Kits
>    1042 Iroquois                             Catalog $2
>    Macedonia, Ohio 44056
>    (216)467-4514
>
>    Microbrick Technologies, Inc.             High power kits, electronic
>    P.O. Box 701                               payloads and timers
>    Schenectady, NY 12301                     Motor distributor
>    (518) 372-0828                            Catalog: $1
>
>    North Coast Rocketry                      Manufacturer of HPR kits,
>    4848 South Highland Drive, Suite #424      parts and supplies
>    Salt Lake City, Utah 84117                Distributor of Aerotech/ISP
>    (800)877-6032 (voice or Fax)               motors and reloads
>                                              Catalog:  $3
>
>    Tiffany Hobbies of Ypsilanti (THOY)       HPR rocket kits, part, and
>    P. O. Box 467                              supplies.
>    Ypsilanti, Michigan  48197                Catalog: $2
>    (313) 741-0847 (voice or Fax)
>
>    Vulcan Systems, Inc                       G - K composite motors
>    P.O. Box 6099                             Catalog; ??
>    Colorado Springs, CO 80934
>    (719) 633-9889
>
>   Note:  Be sure and specify that you want a manufacturer's model rocket or
>          high power catalog.  Some manufacturers offer both.
>
>1.2.4  Are there other sources of kits, motors, parts and supplies I should
>       know about?
>
>       There are a number of businesses that mail order rocketry-related
>       kits, parts, supplies, and motors.  Some of these offer substantial
>       discounts from retail.  The following companies are not the only
>       possibilities, nor are they necessarily the best or cheapest.
>       These are sources that have been positively mentioned in postings
>       in rec.models.rockets.  For a more complete set of addresses refer
>       to R.M. Jungclas' list of manufacturers (posted to r.m.r on about
>       a quarterly basis).
>
>        Belleville Wholesale Hobby                  Estes, MRC, and Custom
>        1827 North Charles Street                    model rocket kits,
>        Bellville, IL 62221-4025                     supplies, etc., at
>        Phone: (618) 234-5989                        discount from
>        Fax:   (618) 234-9202                        retail
>        Catalog: $2.00
>
>        High Sierra Rocketry                        High power kits, motors
>        P.O. Box 343                                 and supplies; also
>        Orem, UT 84059                               Aerotech Class C
>        (801) 224-2276                               composite motors
>        Catalog: $1.00
>
>        Magnum Rockets, Hobbies and More, Inc.      High power kits, motors
>        P.O. Box 124                                 and supplies; also
>        Mechanicsburg, Ohio 43044                    Aerotech Class C
>        (513) 834-3306 (voice and FAX)               composite motors
>        Catalog: $2.00
>
>        Rocket Research & Distribution              High power kits, motors
>        8901 Milbrae Court                            and supplies; also
>        Richmond, VA 23236                            Aerotech Class C
>        (804) 330-4373 (voice and FAX)                composite motors
>        Catalog: $2.00
>
>1.2.5. Could you please summarize published electronic mail addresses for
>       rocketry manufacturers and individuals?
>
>     Some useful email addresses follow.  They are all in Internet address
>     format.
>
>      Aerotech (Bob Sanford)               72020.371@compuserve.com
>      Apogee Components (Ed LaCroix)       71441.111@compuserve.com
>      Estes Industries (Michael Hellmund)  71351.32@compuserve.com
>      MRC (Fred Fischer)                   70655.404@compuserve.com
>      NAR Headquarters                     71331.2506@compuserve.com
>      NARTS, NAR Technical Services        73320.1253@compuserve.com
>      North Coast Rocketry (Chris Pearson) 73270.2745@compuserve.com
>
>     Jack Hagerty (jack@rml.com) has a much more complete list of email
>     addresses.
>
>----------------------------------------
>
>Section 1.3: Other Sources of Information
>
>1.3.1 What are some good books to read to learn more about model and high power
>    rocketry?
>
>  Handbook of Model Rocketry, Fifth Edition   (out of print)
>     G. Harry Stine
>     Synopsis:
>       THE handbook on model rocketry.  Covers just about everything you need
>       to get started.  Good tips for experienced modelers as well.  Rumor has
>       it that a 6th edition is under preparation and looking for a publisher.
>       It is supposed to cover HPR.
>
>  Basics of Model Rocketry
>     Douglas R. Pratt
>     Kalmbach Books, fifth printing 1991
>     Synopsis:
>       A general introduction to model rocketry.  Available from NARTS for $6.
>       Also sold at many hobby and craft stores.
>
>  Advanced Model Rocketry
>     Michael A. Banks
>     Kalmbach Books, 1985
>     Synopsis:
>       A good introduction to E/F/G level rocketry.  Some good construction
>       hints.
>
>  Building Plastic Models
>     Edited by Harold A. Edmonson
>     Kalmbach Books, eighth printing 1991
>     Synopsis:
>       Very helpful if you plan to do any PMC.  Excellent sections on
>       painting, sanding, detailing models.  Good discussion of modeling
>       tools.
>
>  Famous Spaceships of Fact and Fantasy (and How to Model Them)
>     Edited by Harold A. Edmonson
>     Kalmbach Books, 1979
>     Synopsis:
>       This book describes how several modelers built and modified some
>       plastic models of rockets from fact and fantasy.  Great hints for PMC
>       detailing.  Includes Saturn V, Enterprise (TOS), Gallactica fighters,
>       Star Wars Fighters, shuttle Aurora from 2001: A Space Odyssey, and
>       others.
>
>  The Model Rocketry Handbook
>    Stuart Lodge
>    Argus Books 1990
>    ISBN 1-85486-047-X
>    Synopsis:
>      British handbook on model rocketry.  Geared towards beginners, but some
>      good tips for more experienced rocketeers.  Available from NARTS for
>      $15.25 to NAR members.  Softcover, 128 pages.
>
>  Scale Model Rocketry, A Guide for the Historian-Craftsman
>    Peter Alway
>    Synopsis:
>      This was a limited-run, spiral-bound book that Peter published
>      himself.  Those that have a copy say it is an excellent source of
>      scale data on a number of US rockets.  It is out of production and
>      Peter has sold out.  There is no published date on a new edition.
>      Ed LaCroix at Apogee Components had a few copies left as of May 1992.
>      They were $19.95 plus $3 S&H.
>
>  Estes Technical Reports
>      Estes has several introductory technical reports on rocket stability,
>      design, and other topics compiled into a publication called 'The
>      Classic Collection'.  These technical reports were first published in
>      the 1960's.  Estes also sells several other introductory books on
>      model rocketry.
>
>  NCR Technical Reports
>       North Coast Rocketry has a very extensive set of technical reports
>       dealing with advanced rocketry topics.  These include clustering
>       (black powder and composite engines), staging composite motors,
>       adhesives, finishing techniques, launch systems, electronics,
>       supersonic rocketry and 'mile high' rocketry.  A number of these
>       are available from NARTS.  High power mail order shops often
>       stock these, as well.
>
>   NAR Technical Services (NARTS)
>   P.O. Box 1482
>   Saugus, MA 01906
>   Email: 73320.1253@compuserve.com
>   Synopsis:
>     Ok.  This is not a book.  It is a GREAT source of technical, scale,
>     and other information for NAR members. The 1992 catalog includes
>     books, technical reports (including some of the NCR series), and a
>     virtual plethora of goodies.
>
>1.3.2 Are there any rocketry magazines available?
>
>  "American Spacemodeling"
>      Journal of the National Association of Rocketry
>      Published 8 times/year; subscription: $24/year (free w/NAR membership)
>      Subscription:   American Spacemodeling
>                      c/o National Association of Rocketry Headquarters
>                      P.O. Box 177
>                      Altoona, WI 54270
>                      (800) 262-4872
>
>  "High Power Rocketry Magazine"
>      An independent consumer rocketry magazine.  Formerly the journal of
>      the Tripoli Rocket Society.
>      Published 6 times/yr; subscription $25/year (free w/Tripoli membership)
>      Subscription:  High Power Rocketry
>                     PO Box 96
>                     Orem, Utah 84059-0096
>
>  "Liftoff Magazine"
>    P.O. Box 9331
>    Grand Rapids, MI 49509-0331
>    Subscription:  $25/year (4 issues)
>    Synopsis:
>      Liftoff is a ~40-page DTP-produced quarterly journal dealing with the
>      history of space flight.  It is published by Glen E. Swanson.
>
>  "Model Rocket News"
>      Estes Industries newsletter
>      Published twice or three times a year (Fall, Winter, Spring??).
>      Free to recent mail-order purchasers and Estes Space Club members
>      Subscription: ????
>
>  "Estes Educator News"
>      Estes Industries newsletter.
>      Synopsis:
>       A newsletter oriented to the needs of educators (teachers, rocketry
>       classes at YMCA/summer camps, etc.).  Also useful for adult super-
>       visors in model rocketry clubs.
>
>1.3.3 Are there any other on-line sources of rocketry related information,
>     especially model and high power rocketry related?
>
>    There are several lists of information maintained by readers of r.m.r.
>    You can email them directly to get the latest copy of each list.
>    These lists are also posted on a somewhat regular basis to this newsgroup.
>
>    Description
>
>    List of Manufacturers, suppliers, mail order houses, etc., where
>     you can get rocketry and rocketry related engines, parts,
>     kits, data, etc.  Very extensive.
>    Maintained by:  R. Michael Jungclas
>    Email:  rjungcla@ihlpb.att.com
>    From the introduction to the list:
>      Below is a list of current model rocket and high power manufacturers,
>      organizations and specialty companies.
>    Note: Check the model r.m.r archive at SunSite.UNC.EDU for this list.
>
>    List of sources for scale model data.
>    Maintained by:  Kevin W. McKiou
>    Email:  mckiou@cbnewse.cb.att.com
>    Synopsis:  A compilation of sources to get information for scale modeling
>      projects.  This list does not include any scale data in itself.  It does
>      point to places to look for scale data.
>    Note: Check the model r.m.r archive at SunSite.UNC.EDU for this list.
>
>    Model Rocketry Materials Density Table
>    Maintained by: Jack Hagerty
>    Email: jack@rml.com (Jack Hagerty)
>    From the introduction to the list:
>      The following is an informal (but hopefully fairly accurate) table of
>      the densities of common materials used in model rocket construction.
>      It is a running list meaning that new items will be added and existing
>      items will be updated as I use more of them. Many of the items are
>      commercially available, and for these I obtained values by measuring
>      the actual purchased items, not their catalog values.
>    Note: Check the model r.m.r archive at SunSite.UNC.EDU for this list.
>
>    Model rocketry archive at SunSite.UNC.EDU
>    Coordinated by:  Robert B. Sisk (rbs@cyclops.micr.Virginia.EDU)
>    To access the archive:
>      The r.m.r archive is available via anonymous FTP to SunSite.UNC.EDU.
>      Login as 'anonymous' and specify you email address as password.
>      Rocketry files are located in one of two places:
>       /uploads/rockets                  (where files are initially uploaded)
>       /pub/archive/rec.models.rockets   (the final resting place for
>                                          archived files).
>      The archive system is a Sun system running SunOS version of Unix.
>
>1.3.4 Are there any other on-line discussion groups relevant to model and high
>    power rocketry?
>
>    There are several other newsgroups within Usenet that might be of interest
>    to readers of r.m.r..  These include:
>
>    - sci.aeronautics
>    - sci.astro
>    - sci.space.news
>    - sci.space.shuttle
>
>    None of the above are directly related to rocketry in any way.  You can
>    often get information on scale model sources, history of particular
>    vehicles, etc., from the NASA and aeronautics industry people who read
>    these newsgroups.
>
>    There is a model rocketry discussion group on CompuServe.  It is part of
>    the modelnet discussion groups. Type 'go modelnet' at any '!' prompt.
>    You must have a CompuServe account to access this list.  The 'Sport
>    Rocketry' Special Interest Group (SIG) of modelnet is analogous to the
>    Usenet r.m.r group.  Also, Internet users can mail CompuServe users if
>    the CompuServe id is known by using the address form:
>    123456.1234@compuserve.com, where the correct CompuServe account number
>    is substituted for "123456.1234" (note that a period separates the two
>    numbers rather than a comma).
>
>    If you are attempting to build or fly remote controlled B/G or R/G then
>    rec.models.rc might have some answers for you.
>
>    Finally, check with your local rocket club (NAR section, Tripoli prefect).
>    These groups often run local BBS (bulletin boards) for the benefit of
>    their members.
Newsgroups: rec.models.rockets