New-York tribune., 1876-07-15
4 DrSlRUcnrr m4E rGsSEL.

DESCRIPTION OF THF Ir.PLDo-I'Nc LiRH. 40"
Ar .un EsO1...YE SAri-yhED.
The force ou tic United S.,tc, ,orprdo-bo3t
Alarm 5ow Isiagat ihc E.OoA!jn hayy \ ar. Was r.
dr,rt ycs,, Y To- Dae o,,.r a! q oIi dozen n'n.
She siIt r. an 90 ,i.a LirIt r. II. Pane 10
r.nGntul. To otir. u,rcrs raYr cn doiacnci dnt
placi un waiting oucr, rDI the Iuon have been al
CHAR ii iiou tue service ~ n og'r Of tie CA.t %
y eau O! 4.qu'pin.n. ... EecrHuns. Tde Alarm, ~
,1s. o. ,rii ser cc, Q: t'pig would De one ~ the
most rc i've and df-fuciiyc vessels ~ ia" navy ana
Secretary Eghcsun ic' 81 economy 20 keep her In
rcn.nI commission f!s yas,, IS biiit az tie Sc"-
York Nayy-h about tar'y years aso from design
furnished uy admiral D. u Porar anl win the cAcrIr
lion Of spec. hs. Wi.h his entire expectations. The
cgnss az o. the corpoGnd tJpe. and nor propeller is
,liown 10 ;uN Fowler wheel" which To casual
observer has tie appearance OI common
gathering paddc-whcei la!i Oh Its sd. The
construction OF the wheel is sucI ihat
IL dispense with the II rucr to govern the course
of tho ye-s.l and weasel De driven ahead o.
as,crn -ituput reversing the engine. TIE blades are
attach TO arms which receive yb 1ltins motion from
an eccentric connected Win the hub Of the wheel.
thus caangu us position D ;h' surface OF iae blades al
81 pont, Of rhc periphery, aad always GviuS Pop'-
ia force. By sA,rn- the eccentric foh one point 4"
another tho vessels sern D. pal. i ,jcwa stefu,
~ pushed abe at, uInu tir instant.
Tao consists of obc lb-.n"h DahISrrn gnu
ICED 70 i-u nom ts bp., G4i.ul sans t.si
S; ~, 49,, mi ,uJ c,n br ,nii,ai a IN side TO X, lr in
ir. tap on. Iuur,r aaI ;,iyrs, tprp do bars,
c.ch side Oi ~" DlS, An pno rduIh "u' ~ Va" pu"'
vrI extent 10 fs't a', 81 OF tue Du:.2i frrl oi VI
being uud'r H." surfcr ~ the wafer. Ihr PROV ~ Hp
constructed tiat o. DO usCl 40 ram when necessary,
and formed oI Of ard inches 10 thicIn"SN, ~
scl form tha Il u prfcctl' bu''aHL ah' 'hd' ih "i
trnd.g L. diiv, lho yossrl's under ia hsNy
sea- ttrDliyy tendency o. tr-p AZ irrr. In tNp
bIW TORPEDO .icn - feet ~ length AMI are ~
arrau2 tat they can he run inside % TIE yr-s to
ship thr t'IPcdprs, ana fhn odt again - A'cphtSo
tHcn. Tho. pass tlrUugh the sl" ui ia" y's-'. 30 a
vater-t .h sleeve about three 'cot bc.oU r wa'flln,
and the oIiCrs brin. i.icd Wtu WLL't-t St waves,
The prov t0r do har Is "orc IA the same manner ~
bI BE- ptt - feet beyond tho nIn
TIE PROV. that Tbs tO!p VIII actually bo dls irsd
o. Oia tbs b0N %, tfti weasel. Ih gun sIni lDrp
@ igrd r.sctf,cty, SuNci nci bv ryODird
In the ys.-aOJ,, sid ia" battery 4. strUJS riot.d
,Is: .f.s tie ami eArl"i, tBo tOIpei"us snGtt-
Both ,M Ard torS"'io bars can 10 operated "Enliy ~
n Required. aDi ~ n,ian nes l. the aorc1iiU
tHit mach tiDo - sSea "tcr tue p'd mch"d n working
uVcrytEu. by htAd. Zach "a the Calm, batteries j.
capable " fg.nc 400 Schbrgrs mlutc Though II
found Lunt 80. over 2SO FoIs minute pr,,trlJc.
IIr ycN.,.B extreme iri.-ih from point Of biOW to
Stern s NJ Peel, Wiiin On 10 'ho - lJ- fret Ia
length. Iicr Bull Is Ut uen, the oitcr sicil belS
s-yc.i-ri, vi Inch III tu!ckn Her decks
str- pilt-. cO.c.td wifh piIukiu, S~ has siI water
Eght D.'bE0 d~ atwa.t-i.rA ana nine wacr-tisDt con-
Hid DOW tir bottom akti eight ".c tight
frames. Ih-.c IL racAil@, totLLg, or ptrlnS IN
gc anu & - Hr EL ma a. 81. scr tttaii "ts ever
bgit shC cOnd not founder unirSs cut IN two by
other Yc.si. u properly naIdloa n R,liOn wCUd
iIgty shots WGhOdt icciNnS niaitiai uAlnas0.
ia ease o. .tou CHE can DO nu0fri s tO bring her
decks do WI nearly a.ai with surface Of the water.
T. deck plot-ousc suuG chI,ce 10 be shot away
Ii.ato steering apparatus, s!saaIH, &C. ar provided
iutn, Giatrv underneath H. Every movement bong
tyI bo,uw duc., tLeTa Is EcCded tie main
Officer la the pot.horse 10 govern tho movements OF tie
yessol.