New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1896-03-02

that various kinds Of facehardened plates are now
manufactured abroad. differing more or less In
process used. but all possessing in common two
one Of the surfaces and second. the chilling OF
S ss side Of the plate IN view Of the TO as
satisfactorily with the question Of perforation Inc
formulas OF Krupp Noble and other experts to
no longer regarded as applicable TO face-hardenen
%seh = Of efh sG's
armor with little reformation or injury 10 Itself
IN ssq OF for the Of
pered plate of good quality, while the velocity
through would be very greatly in excess OF this
amount Lieutenant Lansdale gives an instance OF
penetrated by a s.x-inch shell with striking We
locity Of LOO feet but 1t required velocity OF from
shell through the shot hole He remarks that the
resistance Of face-hardened armor to a proJecuie
to its limit OF strength. beyond this Limit. more
frequently the latter. description Of series OF
EXPERIMENTS WITH SMALL ARMS.
Lieutenant Karmany's paper Small Arms"
contains information of much interest. The writer
states that continued experiments in Europe with
small calbres have resulted in the conclusion that
rife with sneh bore is pracicablT and that bs
lately carried on some experiments win the ~
Cordte was used ammunition. and the initia!
velocity OF 1000 feet sec oncs for the former arm ana
developed
The tests led to these conclusions: Brick, walls
for defence must be nine inches thick and nave
fine joints set in cement Inferior prick vans mus
be "A inch thick. and at 1000 yards range trees VIII
NO. h G6Te se is
ing to The reformation Of the balls The I,esMed,
sand. 1t was found that sacks Of coal twelve
inches the such as are to be fS1na ar on b
extreme range at which the small bullets will Kill.
Most remarkable is the rapid flight OF the mse ec
In twenty-seven seconds.
Lieutenant Karmany says that what appears to
been developed in Europe it holds i've cartridges,
allows them 10 be enered into the m sSa earn
fridge and yet does not form an essential part of
ing releases the cartridges when the clip has been
pushed home. the clip then dropping ,l Gut oe'o"'
ELECTRICITY FOR NAVAL USE
In treating Of the progress in the naval use Of
electricity Lieutenant, Fiske. the wel.-known ex
pert and inventor furnishes a highly interesting
chapter this Increasingly important subject He
says that contest IS going on between the electro
mechanical and other mechanical apparatus en-
ployed in ships and forts that each art rs improv
Ing and has It's champions, and that no one can
tell with which side Will rest the ultimate victory
cess than some ingenious person accomplshes the
same end with mechanics. The writer states IL hs
slectrica appSnces have the adyaniage OF greater
mark, that mechanical means a.e easier 10 under
turty and experience are on one SIDE. youth ana
promise on the other. ON board ship II ~ ionnd
gives pain of its whereabouts, but repairs are
difficult. Troubles with electrical devices are some
lieutenant Fskc says I'll the most mporian,
OF electrical appliances on shpooard has been me
be installed Too open bad work is done, and ne
nj. iptc &c faC he Al
and military of electricity are Increasing ana
viii ooni9us to o we nnTr and rord
ity, we must complex machinery. protest as we
No important change has recently taken place
in lighting ships by e.ec'rcity me pr pm r
rect in prac:ice and present development Is along
the line OF increasing the supply OF lishts ana nm
Searchlights of automatic feed. conroable from
a distant point. have been found practicab.e
starchlichts should be high above the water
ow down. but the advocates Of hgh nghis h are
made with electrically operated steam Whistles
with promsne results Those TESTED on men, rb ws sa
OF electric motors especially for ventatlng ship
turning the turrets and hosting ammunition is
For training guns the practice Of employing mo
ment being such tina, hand power can be resor'e1
to in Of accident; Lieutenan. Fiske discusses
AT length the relative advantages OF electricity,
steam and hydraulic power for turning iurre's,
and says there is wide diversity Of opinion as 10
vocates the firing Of guns by electricity. and re
marks on the subjec, that to pace accurate nring
within the reach OF ordinary men electrical hrlng
is necessary-to permit tho captain OF gun 10 IRE
and the .nstan: ne makes up his mind 20 ili"
Practical results show better practice from sho"t-
ing with electricity than any other means
Telephones are fast succeeding the old-tm speak
ing tubes board ships. Their chiei adNantaee Is
in distinctness in giving an order when used 10y
calm experienced person But telephones nave
their disadvantages. and for conveying directions
from one point Of vessel TO anotheE VISUAL hai-
tors coming into
Lieutenant Fiske says that for some Years he mas
been engaged in perfecting system OF electrical
apparatus for employment In ships ana forts. that
the work has finally emerged from III" expert
is ba sed on central principle OF construction In
endeaVorng avoid well-known difficulties ne
finally hit upon the idea Of using only unbrok"n
circuits varied I'm length gradually not by Jumps:
the variations being indicated by gaivanomct"rs ana
attained by the moving of a wiper over continu-
Gus wire Of high resistance. Lieutenant Fiske d.
scrbes in a interesting way some OF his own cleo
trical inventions for naval and military purposes.
including the range finder. the stadimeter the fe"-
scope sight the electric sight and the position finder
MANOEUVRES AND WAR LESSONS
or much interest is Lieutenant Barry's paper
the last naval rnanoeuvres OF the English and
French fleets, which. under prescribed directions.
went through exercises such would be followed
in Of
The chapter the Japan China war is Of value.
The Information compiled from Official sources.
generally. 1t begins with the outbreak of hostili-
ties In Corea. and comes down to formal transfer
Of Formosa to Japan. The account is necessarily
brief. but the data trustworthy and nteli-
gently compiled and edited.
FLAMES N 4 LIQUOR WAREHOUSE