Daily State sentinel. [volume] (Indianapolis, Ind.) 1861-1865, 1862-09-12

A uew development 10 the history 1T iron clad
ship : been m ',ie for winch the counlr, j IL
deOte,i - the genius of C5mmO i0te Porter. tie
gallant destroyer at the once loTmai.bie Fssei
r,m A'ktn~a-. By the oflieih re,r,rt to the
NAVY Department OF his daring att,ek. -in- le.
h,le'l. uir'n the A. k 'n-ar under the lieay bat
tst.e. NJ Wick burg. on the % of Juis We learn
the f,liowing important facts:
The E-sex. although clad with iron plating
only ole nich thick az the thickest part. sas Tor
two hours AMI hslf under hre of seventy heavy
suns ia battery, twenty held pieces aud three
heavy guns on boani the ram
The irr indeed terrific. la the interrupt
Commodore. WORT, "so rapid was Nh ; fire thit
for h,li hour the hull OF tie ship VA com
pleey enve.Opel in the heavy Jets OF water
thrown over her los the eullem,'s shot. shell aud
,lis" At sse time thi~ cannonasing nj 40
short range vhthe SAYS. I'VE ~ese 80 close That
the Il isile- oi-~ie ehenis's guns through nv Gun
lI'ile- drove uIN men from the guns. These as
tOui-iing results due 90 tie scientific skill of
CSmm-iore p rter ia constructing The now IL
IN 'us E>>sx. Size wt- complete under his own
e,e alId according to hiS own plans. Unible To-
adopt TOR -ervice Ia the Western rivers the heavy
plating use upon the NJ uItpr aud the Ir.,n~iies.
Commodore Porter conre.vei the idei OF con-
STRUGGLING the E-ses in >u,.h a manner that mo-t
oi the shot would I've received NJ an angle, and he
compelled to glaze. oil by an classic Da king 10
the plates
By careful experiments upon targets he found
That by u>lng peculIlry piepired lining Of la
dia rubber bct~ the iron plates and the saoei
b,cking, an iron arlnbr OF only one inch thick
would not lie affeclei by sh0 thu would pene
trafe live inches oi lid iron. he immense
saving of wcsh lat aud oi expense effected by this
imlHr:int discovery will nc once he appreciated
lneeI. it j. the Gully metho Nv which the If
iron Clad g'iibOlt~ Western rivers prac-
tic,be GuIOaIs plate in tie urlinuy IN inner
with Inch iron, have proved worthless. and tie
Experiment will no longer he fe,eItei Fur pat
riouc re,-on> We do not propose Ia describe. IL,
detail. the mule -. 'IstIu cIon adopted 10y c IN.
Parte.: II j. eaDugh to announce the eie { fact.
The success of tln- practical expennent of The
Essex fnr two hours aud half under the im-
PIE nahle batteries OI Vnk burg is deceive
The result oi this terrific fre from "a battery
not ,er one hundlc feet oil, is thus described
ia the OH i Il report
- heivy 10 inch shot from the eirest b tt,e
nv struck NV forward casem tie about four feet
from the 'e,.k. but furunnte.y did not penetrate
rifle inch shot from the same 0,tIefy
struck the ct-pn tie -bout nne feet from the
deck u penetr,re1 the iron but did not get
rhrugh, although 80 severe was the blow that il
Sttrte.l 4 inch plank inches thick aud e,gh
teen leet hong. un the inside. A conica >heIl
struck The cisern lie nn the port sre also. a. We
we're rounding. penetr tel the "a ia ch irn ana
came halt way through the Wooden SHE: il ex
plo'ied Though. killing one man and wuunling
tia ee
During the heavy ,nnonading most of the -hoi
glanced from the sides of the Essex but during
III, time this vessel he ,vilv struck tort, Two
times and only penetrated twice" This penetra-
tion WIS b, the ride seven alri half inch shot
aud the coical shell above ,e -cribel
We bel that the annals of the war record
no exposure OF sunboAt Ia "A cannon ldiIlg -
severe a. this, and the results are regarded b,
military men rs perfectly conclusive and suits
factory
We learn that our Navy Department have al
e'dy adopted some OF the cultures of this p "a
IN the iron clad ste ,mers. and that the thin
plating oi the decks is To he protected nv I'm un
III, she 'thing oi India rubber. This will remove
one ct the great sources "f ammo, ance winch has
been found H. the VI 'nitor from the lie king OF
her decks, and il will etiectuily prevent any lur
ther Notifying cOncnrreuces like the penetration
at the deck ol the Gaieua from the fire of Foit
During.