The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1865-01-29
Literary Intelligence.

A treatise on '0rdnsnce and Armor y by Alexander L
Hocy b. r. has just been published from the house =
d. Van Eostrand. Hitherto tho discoveries and invsn-
the various guns projectiles and different kinds
OF ammunition which characterized the conduct q
modern principles and by means Of modern In
srumsnts OF and defence have been known only
thor super sca details except 10 those having
the Official records deposited In the archives Of
the respective ordnance bureaus Of the Departments e
War and the Navy. Mr. Holley's work in measure
Oils this long existing want s merits NOT being
% much the discovery advancement Of any new
theories n compilation and statistical arrangement cf
sacts relative the subjects Of which trcsts with
regard comprehensive calculation and easy refer
Many Of tho facts for the drsi time
sentcd 70 the general student In such matters
tsns information drawn from investigators u not only
Official sources in The United States, but eoateaiiy
French and English The most important points treated
standard guns and thor fabrication, with fun sspls-
nssons Of the different kinds with The relative merits
and strength, Of solid wrought iron ,old s'ess
and cast IRON guns A discussion Of al the vntous
guns of modern times; the two systems OF destroying
low yeocies; dstsohins by heavy shot effect
solid and Iauiinatea armor, smash ng ships' sides by
weight Of shot ths advantage single heavy many
NH sbo,: small shot al high vsoctcs, with copsdf.
alton Of srmor punching guns conditions Of greatest
effects; Law Of penetration and the conditions Of high
yeloeies liabilities Of balls 70 waste power In sede
ructon greater penetrating tho effect u
lead shot iron plates and the merits and defects u
light elongated projectie projece tho merits
OF rning long range Sighting and loss Of velocity of
round shot The range OF iron clad warfare and tho
merits ana detects OF ule system ON preaching or
masonry eucidatsd by the experience Of Forts Pu-
ask and sumter and the metal required 10 sand
arrno- Next follows chapter the strains and strue
turs Of guns fully considered; cannon, metals aud
processes fabrication in view OF elasticity and ductty
With regard TO the merits Of cast and wrought iron,
steel, bronze aud other alloys Next follows .
ehsptcs on riding and proectiles, with state
meat Of . competitive trial Of rine guns; breeoh.
LOADING with q consideration OF the merits ana
Sdefects OF the system rapid ng and cooling runs by
machinery. statement OF the results OF experiments
against armor. repor on the application OF gun cotton
to warke purposes paper the history Of guns and
facts about The work interpreted under tho
appropr ate he adj with list " tables and illustrations of
the various iron olsds now ertant and American lug.
Iish and French guns II would be impossible TO
ton all the subjects treated In general terms tho work
In . Comprehensive disea Of facts In regard %
the struriurc fabrication, and results Of rnodr'o
standard ordinances, systems OF rang, projcclih .
and brecch loading; the properties Of tails and :;
tools and processes for working them That portion
latlng armor "a for the most part, Zoe To go
time published The descriptive part Is derived ain. :
exclusively from the records IN American, British a
French government Offices and srsenais and from PET
sona inspect OF tho manufacture and practice Ia these
countries The work IL rendered douby valuable by 10
uroduct Of four hundred and ninety three lustr.
tons There doubt the present treatise VIII pro.s
q valuable handbook Tor officers Of the Army aha "
nAyx,