New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1869-08-23
THE SCIENCE ASSOCIATION.

~ ITEEcE or THE MOON AND PLANETS ON
THE wEATHER-THE TRlCHiNA SriKAtlSm
MINERAL RESOURCES of pHiNA i"t''iDHNA
GOULD's ADDRESS.
S,,rw MASS, Aug. 2l.-Thc Association now
,a,s IN three divisions Section having been subdi'
yided and new section Of Archaeology and Ethnology
constituted An immense amount OF work Is uohe' Inc
proceedings il reported in full, would HI Sroo UT oul
poges OF THE TRIBUNE even If printed Ill Vhe 7maoSs
TINE It's therefore necessary that the abstracts OF the
various papers read should be brief ana III the case VI
some very abstruse subjects no abstract Whatever mas
been ATTEMPTED The titles OF all papers READ VIII DC
p,ven in full and a summary appended Oh inc substance
NJ snch as are OF general interest 10 the Puoo a
large. .o., .,..,
abort general session was held as usual at 10 O'CLOCK
Col Foster presiding. Several new inoInperS "o'o
chosen read from Mayor 5nurte en- Wostn
the members visit the public institutions o. S
The communication referred to the St9nuInG I'm
r,ittce yVIth directions report Monday evening"
letter was also read from the Hon MarslaIi II ~
inviting the members to visit the Fofal hb ia now
the Massachusetts Horticultural society WHICH 10 n
being held In the Horticultural nan, Boston, lno tha
eral meeting then adjourned ana the regular wIh " Sec
Association resumed IN the various Sb
ton meeting the vestry OF the IaDerhacie cnurcn
SECTION A -,
Prof J. H. Coffin of East0n, Pa was Chalrmah toI no
dav prof Coffin also read the first paper on the ArCe
Winds lie said he had received much addltlonal ior
NATION relating to the winds Of high northern laIu'
ths rests OF which would be gwen In WORK 10 Dc pun
iished by the Smithsonian Institution Inc IenIinn5
papers OF which the following are the titles were reau
In Tho order i'm which they printed Bret abstracts
OF the more important are appended; ...o
Law of their I0ss or Decay by Mr.. Ezekiel Is Elliott Oh
Boston. Mr.. Eotts results were obtained rUn Sie
histories of 26737 vessel of which 4lGo are sun IN es
tence worked out table showing tnas Ou az oa
900 vessels 584 survive 10 years 2eS ~ years, on ~
vears III 90 years and years The average dura'
ton is 1875 years vessel which mas been Dut III years
exists on 93 years longer Inc eKpec'ason
Of life" at 20 years Is "a years. at % years oz' d. ~
years, AZ -, ,,..u- rr,i,, 4, which
securities OF the United States quoted IN certain com
mercial ceners Of Europe oy Mr. EzohIei ID , Ijes.
These values were gwen IN . S I SRcb the dollar is
rated really equivalent IN our goa com 10 SLOSo ~
Frankfort the q silver gldeT to SOlH; In Paris, the
French equivalent TO tLO96i5 10 antwerp SVsIoi d n
Bremen, S10)39: In Amsterdam tlWo1; IN beIhh soy
i'm Hamburg S077l Thus, to obtain the real value AZ
which our bonds held In London Is necessary first
to multiply tho cable quotation by slO9o ana theh 10
multi ply the result By the value OF gOd com IN currency
For example hve-twenes OF 1862 closed yesterday IN
London at which. multiplied by lOo ana the product
thus obtained multiplied by lJ gives lll So Is the Lon
don yalne i'm our currency The quotation Of the same
security In New York last evening was lA. ,., 4.
A Demonstration OF Euclid's Assumption Relative 70
Parallels by Prof A. C. Twinng Of New Haven. The as
sumption referred Ia. that there can De Dul one par
axom I'M the Old geometries aud Prof Twiuing would
doubtless the gratitude OF ali future 5uDIres
Some Rets Of the Discussion OF the Boston Dry Dock
Tide Observations. by Prof. William Terrell OF Cam
ia one of valuable papers yet read before the
Association Prot Terrell said that tho moon mass as
obtained from the Discussion OF the Dry DOCK TIDE ODser
vat8ns the elgtyhrst part OF the earts mass
lie stated there very remarkable peeuaries IN me
Boston tides There were no other tides IN tne worm
Of which the observations have been discussed at an
similar The semi.monthy inequality which Is usually
about three times great that depending upon the
moons paraax, M THIS case muoh less tIe range Oh
the former being only sixteen inches whle tha Oh Tue
latter was nearly twenty inches On this account the
rules OF almanac makers, winch makes the Sest tues
about day and half after the new and lin MOONS;
and which for all ordinary cases, entirely IAN
In the OF the Boston tides In cases III when only
ono inequality taken into account should be the great
est and therefore the largest tides should be put near
the time OF the moons perigree and Ine shaest eal
tntal "a
on the lost large amount OF nay ~ reyhB
upon the predictions Of the Almanac ana stated mat TINS
case showed the Importance not only TO commerce. put
agriculture OF having more correct hhO"euge
of the pecuares of the tides The dscussioas with re-
gard 10 change OF mean level did not indicate with GER
tanty either rise or fall OF the continent "a had Oeen
observed In many parts OF the world Ihey rather ihu
DO inferred from this result that Boston had not Deeh
going down the last nineteen years .,,,, 49,,
The Laws OF the Detection OF Beams tested by Expert
ment By prof W A. Norton OF New-Haven. This paper
which ne had made tho theoretical laws Of the de-
Election Of beams exposed TO transverse sltah IN tne
experiments the beam rested on the supports az tae ends
and loaded In the middle. Tue accepted toihul9
the following laws; O Inc dGneetloh Is
10 the pressure; tl lhFelsey 70 Iue OIcaut l an -
the cube OF the depth; ~ directly proportional 10 t9e
cube OF the length The results OF the experiments {,sy
explained by diagrams ana tahes snow tnat cue
ton SmAtey proportional 10 the pressure Dut
strictly speaking, Increases according TO less rapd law
the neutral axis Oi the cross section OF te slOk
ts position and its distance from the center OF gravity
Of the section augmenting As to the second law
the deVlatOns are not greater thau may 9e W
differences u the mOdul Of elasticity OF uHerent SUCKS,
most strained. The third law cannot DO regarded "a
even approximately true. except IN case OF sticks whose
law fails as well the third. Prof Norton has made
with the apparatus. series OF experiments on the
sticks by varied and under varied circumstances
and obtained interesting and curious not important re-
suits But these he did not enter upon at tins time
Notes the Chemistry OF copper By Proi' l. sIerry
On the Veocy OF the Electric Current over Telegraph
Wires By Prof. g. ", Hough or Albany He said that
the apparent velocity OF the electric current was dreGy
Tho sF4 FUlIH
was shown be the fact from large number OF expert
ments made lines OF different lengths lie also stateG
that the real velocity OF the had never been meas
ured but velocity observed was due to the difference
OF mechanical effects produced by the current when the
line was opened alternate ends lie also spoke OF his
obligations the W. L, Telegraph Co.. and especially Mr.
G. Jones manager OF the Albany office for the use Of
An Improved Method OF Observing Metcoric showers
nv prof David Murray OF New Brunswick n. j. Mr.
Murray would prolong the cylinder OF the chouograph
used aud attach key for each or the four quarters
own obseryations directly The length OF the mark
might indicate the duration Of Visibility, SO that obserya
tons made In different sections might be compared aud
attitudes computed. Another signal might be adopted to
show that meteors came from an abnormal point
Planetary Influence on Rainfall aud Iemper1ture. ny
Mr. Pny f. Chase OF Philadelphia. Mr.. Chase has found
by examining the records kept at the Pennsylvania Hos
pa for forour years CONTINUATION OF the conclusions
OF LOOMS and Others that coudness rainfall and tenn
each controlled 10 some degree by the lunar
phases Also marked evidences OF the estdOshment or
local Influences which modify the results at different sta
tons often occasonng an entire opposition OF curves
especially on opposite Sides OF large pones OF water
These establishments are duo not only 70 position but
the the year Ineso results, WIN
tain degree of opposition between tho lunar curves %
rainfall and temperature seemed 70 Indicate partial de-
pendence OF the temperature influences upon the tidal
currents Ia the atmosphere well rs upon direct rad
alton Applying the same process to the case OF -FOUR
planets results were obtained similar, and even more
strongly marked In the discussion which followed the
OF the above views IL appeared that several
OF the scientific gentlemen present had from time 20 time
instituted TO establish an influence on the
part OF the moon and planets the weather but had
been unable to arrive anything satisfactory The
eral opinion that such influences existed that II
they did exist they tuhng in amount and that to
establish beyond question that there were such infu
would be Necessary To COntnuesseries OF close
observations for several centuries In this matter, little
learning was, II not dangerous, decidedly worthless
possession.