The sun. [volume] (New York [N.Y.]) 1833-1916, 1862-01-28
IutcIe ting Bcv ,Iopus,'uts of Marine wSr,
cr, NJ nobokpu.

Iutcie ting Bcv .Iopua,'uts Of Marine wur,
fare ut UOboken.
PRACTICAL rEsis or THE srEN ms BArrNR'
In accordance with an invitation extended
by Mr.. +. a. SrEvENs a large uum5sr oi -.h
tary and naval officers and civilians ATTENDED On
Saturday last, q series Of experiments at H,bo-
ken, the object o. which has before been pub
lished at length in orr paper.
Tie gentlemen invited to witness tho expert
ments me, at the office Of Messrs. STEVENS, ard
before vitnossii the experiments paid a v,ii
Of inspection to the Battery, from Wlch, how.
ever, little information .uId bo ,,lelued--the
enormous machine seeming merely a gigantic
chaos Of iron work, long, wide and deep.
Her, II may not be- amisa to livo some sk.rch
of this engine of destruction, which will, no
doubt, give our readers a clearer lea ot Wust Il
reslly is than an actual examination would
effect
Tho Stevens Battety was suggested to the
government Ivy Robert L. ard Edwin 4 Ste.
vcLs in 1911, commenced in 1854, and advanced
TO It's present state during the period Of twenty
mo0ths.
The Lull or the vessel with the exception II
tomc Of the decks and cfoss-bul Shoais, is COM
plCtCd, and the engines screw propeller shaft
in,., loil,fs, and blowing and pumping machiu-
Cr', are I'm he'd and IN their places. The
arm,r, IN, armament, the remaining portion Of
TIE t,ck- and bulkhrads, the screw pnpollcr-,
joiner wp.k, ard uIpor works, ase yet to be
comp etcd.
Tie cot Of the work touc has h,,n SIPS. .I3j
Oi VIII, 10 Go. rttss hIptop IL'ot SIIu uIu-thf
r,uairD'f, .22si3j, having beet ,i. cod hy
Ro',rt I. ard Edwin 4 stevens The ~utn 4
:53O,iS5 /, required 10 conpl tie the v"- eli md
her armament, iucludin,; the sum advanced b.,
lc Me,ss. Stevens.
Iio di ,u.ious Of the hull are --Lsurte,
ovcr h 42o lrct bread a. over all 3! ir''
p'h from upper or gun deck, - to't rat
OF watcr, without coal ~ stores, l. tcc.2 i .-;
irrr ut water wi h col pnd stores. 20 i.rJ
inches: fighting draft p T. O inches.
II Q vessel IL AN ron screw steamer, con.
struc'cd in the usual WAY Of the hes ~cl',t
/ plates, bears, and an lie bars. The lines f he
hull are uuu,uLly sharp re'om' Inn th s" OF
e the fastest North River and modern ocoat
steamers.
U,u.ual strength Of hull is secured hv lor.
4 tudiral bulk, eads, hy a heavy box keclson 'un.
J ming from stem b. stern, and hy the -hu'.p -OGf
, CCcks and continue IA side armur.
1bo motive power of the vessel IL AS fellows
Member Of screw p-opellors ?. Numtrr Of On.
t gircs, <. Diameter Of cl lnders, ioo' inches.
Length Of s'toko, feet inches NlmUer a
b boilers, 10. Horse power $500.
70 Tie screws are under the quarters o' the YES
! sd and work Independently, each hcins driven
. b, four compact beam cas ncs, situated on.ruly
, le'os the wa er line. The valvs-l,ear is he
link.m tion, adjusted low separate engines, a. in
!, eli ht in number are in effect, cross arches,
connecting the bottom, the sides, and the main
10 deck Of the yo-stl They are composed Of
w1ought.iron plates, formed into tCN. girdrrs
on thcpr nci, lc ofthc Britannia tu.ulu bridge.
tt @ strength, proportions, and work ua' ship of
the en- ines are net excollod, IL is believed, by
. thosc Of any wsr or commercial steamer. The
- ioilcts are e the tuo-tuhular variety AZ used
in uodtrn ocean s'eamor', and in the lost river
steamboats,.
a.. Lao t.rin gfvto pftI -. ~
10 of the vessel from shot and she'll are ls follows
- Iirsf--The settling of the vessel two feet
A lover into the water, while in action, 10y letting
N water into compartments, arranged to be rap
NJ lilly ompticd by powerful steam pumps. Inif
-o Is done for the purpose Of saving thu weight
y, ard cot Of two foot Of the depth Of the atmor
~ VI ic' would be Otherwise nee ss-ary; Of allur-
log "A Il liter slope, and henc, a greater resist'
auce Of the armor; Of employing te the grca' as'
practicable extent, the best known armur-
water; Of giving the vessel greator speed Will,
cruising, chasing, or rctrea'ing, 10y throw ing
overheard the weight Of water in the tanks ol
in other words, by dispensing with this two feet
or water protection; ana of enabling Aer, Tor the
same reason, to pass over bars and into haftoft
which she could not otherwise roach
SscoHd-Ihc use ut inclined instead OF vertl
cal armur for the purpose Of charging the di
x rec'ion instead Of tnpning the whole force o.
the enemies pro- Clcs
!, Ito s.du arnor con ists Of a tr,an suar struc-
tire a. locust timber, extending outside tn,
o hell Of tho ycs,,l, from stem 10 stcra. II
lower slope is plated with ror throo and
hli inches thick 10 a depth Of four teet bolo 4
Vie fghtiug line. rom tho outer corner o
hi tTot, ,cuor, the shot-pr.o Of cts"niate of mAir
armor proceeds upWar' and inward, at nn an
glc 81 otc vertical to two horizontal, TO a hcRh
O' twenty -oiCht feet from the huttom o. th'
~ H. ~ It live and half ioot fun u, fl hitting
l,0c. Were IL il covered by ilat, sho proc
d,,s This main amor eStcnds only over tho
Cupinss, u,iler-, and blowing aGl pumping ma
b, chiucrv. hat Is one hundred AM seven loo
a. forward, md seventy four feet AFT the Un're
It. ends loI Upward and uwuri at q sIm,la
~ Gle, from the twenty-oue feet deck, which i
flo'-Iro +, and which Cy',uds forward and If
tie armor to the extreme bow and stern.
The inclined armor, or e iscma'c, is compOssS
oi Fix and ihro, ijftrt'r inchrs Of iron plAtos
backed Is iOurtc inches # locust timber, II
which are om' oddcd six inch wrought-iroi
ri I,rs tNo feet apart. Tho wh lo 10 line,
with haf'inoh Tlatc iron. It is supported by
the engine fran, 5, by heavy braces and gi'dor
Lc'Wc'n tie hoil're, AID hy the frames an'
sidc- Of the lip The hrr1onti shot pro
CeCl are imposed of one and a half inches O
iIcu plates, resting on six-inch wrought-iror
~, girlora flied in with locust timber, aud lac teC
will hafinch iron plato.
Tic a mamcut consists Of fyo tftCen.iucl
guns Weighing t~cnty Eve 1' each, aud ca
palle Of tLrooiug rounl sho Of 'oIr hundro
and rw, MY five pounds wei Shi; and two ten
inch fIhod tuus.
Ilo gurs rest on w'ought-iron, shot. proc
carriages, of which tho r.Col i taken up b!
India. rubblr prirg'. The carriages are s'tua
ted on the top Uf the casemltc, Rrd are train
oil by steam power, by means Of a shaft pass
ing through the ruu.dook 10 within the case
i mate Each gun il Lea Cd with cclcri.y b.
h'iug pointed % hole in the deck protecs %
10y shet proof hood, below which is steam
!. 'liLdcr Of which the pis'on-rol IL The ranroc
q the gun. All he m "h.nery au1 mon f.
80 working he guns are ihu' within the shot
proof armor. The guns are protected ny = GOV
oiuE Of wrouF Fht.ir1u armor, in addition {
their immcuse thicbrcs --siVfcon and hal
irohes. maximum out .ilc ths tors.
Tho twenty one feet slot proof deck, fore ln
aft tEC central arm'r or clsema'e, affords am
II accommodation fer men and officers. Aloy
: This deck, and tI h ei'h the shot proc tWeE
t eight 'oot gun-Gook which io-ms tho 20
ul 'he CasOua'c, isl Ii tht deck, extending a
rus tic sides Of the chs,Uate, and forward and sf
from stem TO s;cm. Tho entire twen'y e n
- feet or upper 'ogk ~ thus level { x,cptins th
usual camAerD and unincuml cred over III
lll whole yetsol Orly the art Of it that forI
lpl the TOP e the Clscmltc, Is shpt.prlOf Alloy