, 1885-09-22
TWO NEW NAVAL DEVICES.

psdoss aud n French Prntsot We shltlL
sew rnrt SIM
The demonstrated fact that n hugo
iron lad costing m Il ons of dollars. can
he sunk by one blow from a properly
placed torpedo his caused all the lead.
ing rtiar to usy themsrlves wiTn the
dOub @ pro lem how to make their own
torpedoes effective and how to p rry
the attacks of an enemys FIR nee IN
England have ust made two note
worthy contributions 20 this pro len.
one On the side of attack AM the other
on that OF defense.
The new nelish device. the inven-
ton OF y yonng usrra'ian me
%rennAn, who has already the guarantee
Of a fortune fro H.. h1s 'ren
tested for So eral months ut CARR
son oint fort, shrerness. Without
going into minute details. il ma e
h-iefy DIES ri e. as emp Ov ng n steam
engine for d.iv ne and %steerins the tor
prdo Tow rd Is o Get. To tho drums
OF the enrire are fastened the ends o.
coils o. W 'e Wound on reels in the tor
relo chine. ani The INV ndiug Of
I Csc coils. with their rcwinding uron
I Q frums Of the engine. sets two
s rew propeliers A. work viii h drive
. vi lt'ih ~ ~ XII Wv u WIN NV
W. ocity Of an express train. v ief
ling y ere tsr pressure on one screw
or Il e o-hcr the torpedo 3 tered.
i-hi> screened froU the enemy shows
its nos t on It nig { to thos WHO dire t
IL. VIII lie the very snfll pc ton nj ore
the surfpce OF the water greatly O.
trenses the chance Of It's Sc SOFA lie dc
lection.
xactly what IT'S capn' iliiies of
progress nre can as vet hardl b. said
Int nm each OF the many occasions Of
its trial. the tor rdo mach lie. viii h
looked someth NJ like the section of n
oat. on emerging rom the Sn crneSS
orf. ran down n short railway TO thu
each at a speed o forty or ii ~ miles
an hour, and plunged into he s'a. 1t
is Hvious that the pr n c the new
&c lee is wholly I'm ikp that OF tn
hitehrHd or the arv-y torpedo. In
deed, one of its sirikin, peculiarities is
that since the unwindino of its tieht
90 Is = roceeds mot rapidly toward the
end, the speed OF the torpt o will APP.
a%rently he greatest toward the end Of
its coarse, or Mt the time most ne es-
sarv.
he satisfact'on Of the Fritish nu.
I or ties with this new apparatus is un-
lis nj .cd he exp Renee Of its n
v,ntor in eng welcome instead OF
nue. is excepi onal. nj n u conSe.
hence The ritiSh government will
Ia We The device rs its rop rty. instead
OF seeing 1t I ken in d 5 Il I 10 20 e
other 20 ntry. like thr htehead Tor
pcdo, and then served o t ron n
foreign factory to al who Will ay
tor II
The rrench de ice i, dire I'D to the
contrary lurpo q. 4 NJ o d m n shing
the drsiTucii eness o. torp- oes. ~
Lnding a new protect ~ again t them
lhe 81 stan c thus thos n is a most ex
traordln " one. cons sting Of ton 20
sition made rom the fibre OF the hulk
Oh the %cocoanut. 1 WIS first us d ~ a
shield for the masonry of nays. and its
extraordinary actiou under those cir.
rumstanecs caused it TO 70 applied to
the protection OF vessels. In pulver
ed Cocoanut tissue there lies an ex.
traordinAry counierpoSe 10 the dana %
caused 10y host lie shot entering at
or q low the water line,
In Sunlr experiments at Toulon n
targ I was composed OF a f lt-lik, mas,
oil hi, G, In ose. MS il il cal Ell. 10 ir,ee1
arts eng the ground husk, and one
ptrt tie rrr. which hslps 10 hol | the
mass togrth r, Ike ha in mort n III
target, which was about two feet
thick. as reIr senting the lining that
you'll lie given 10 a vessel was perto-
at,d at short range hy a nine inch gun.
N each case no sooner bad the shot
passed through than the ce.lulo closed
p so fir !, that q stlong m-n WAS un-
a lie tn insert his aim inio. The hole
tank of w ter WIS oure upon the
pla ce where the shot had entered. and
only after several miuutes n small
am punt o wat began TO II. ok {
Though; and soon the soaking OF tn,
&c lulose, / y au ment,ng IFS volume an
density stopped q slight trickling I'll
to etner. The cellulo>e having thus
cen proved pratt call water-ngit, the
experiment was con u led 10y showin-
it TO he also in ON usrihle. turn a.:
Guar oal placed in and aIouud it beinl
Ina e 10 set it on fire
Here, thtn. would seem to be a par
tial ant. dotr or the teri, bic destructive
ness wrought by torpe ocs for It may
e addeL that u powerful torpedo Wa
e plodel against ease of %celiulose ~
the oi'on experim nts. with the reSul
o greatly dim n Shing its use u e ct.
altt ough, Of ,our-e. the ,amtge l.
reated was far greater tlan that o or
Il nary shot and shell. 7 e hopeless
Il IS OF making vessels intuln Table 10
modern guns. or to still more dread d
lorpedoes. is kelly hereafter to cauS'
add tional Investigations to he mud IN
the are lions sugg SteI by the eNperl
ments at loulon.