The New York herald., 1862-04-24

hrrdrsa and 6fvsix pounder will be riled TO tArow
three hundred pounder nauheaded shot, asanst ~heh
not SIX eight inches Of arnor may De apie 70
ouer resistance at short ranges What IN fact Is 10 be
done when al the same time exeftng or eHrts
and spending our money 70 sui he
day We have nearly reached the limits OF the tncS-
Of iron plates which seagoing vessels can carry
with safety. There rs practically no nlt 10 the size
OF tho coed wrought iron gun. To-day one hun
dred ard nty six pounder winsa month hence and the
same gun will be riisd three hundredpounder, and
six hundred FOUNDER may be ready before midsummer
but with thicker than SIX inch armor plates no sea eofg
vessel lie coated. The Amer cans are now making
two wrought guns unraed each TO thow an eleven
hundr cd pound shot, When we get such resuts Win
plain one hundred and hfty six pounder, what may not
OF this descrton2 Armor plates foot thick would Do
d. by the blow OF wrought iron eleven hundred
pound shot fred at short range.
AT the conclusion Of these trials some experiments
were made against Mr.. Fairbarns iron target, which
faiIel sgnay the last occasion. Since then inc
armor plates have been boddod hemp and india rub
ber aud the effect Of tins soft medium ia diminishing the
force Of the conclusion upon the iron ribs beyond the
plates enabled II to stand much bs,ter But the general
feeling seemed TO be that Kind Of timber backing to
tho plates indispensable. The most Interesting por
tion OF this experiment when tho Armstrong two
hundred-pounder was fred ssh ten Pound chargo-an
almost equivalent IA force to the American Dahl
gren hundred and eighty ypcunder dred with twelve
pound charge. Beyond dintno them these missiles pro
dced very Itle eDet upon the pdcs. Heavy charges OF
powder high velocity Of shot evidently the
quisitos for the destruction Of iron rigates We bave
mad. the 6rst step towards dsmoishng our own work
In the experiments OF Tuesday Before this is out
win be advanced that, though ourselves may not
have invulnerable shipsas, indeed. nation canwe
shall at least be in possession OF ordnance which will
destroy iron frigates with almost a. much facility as
wooden ones.
The really terrible effect Of the Armstrong gun and
shell is bes shown the wooden section OF line Of
battle ship which has boen fred at at Shoebryncss The
effects Of the shell shown in the tween decss' Of
this target really something awful to look at Against
such shells wooden vessels in fact, more proec
ton than basket though happily tho iron frgates
can keep out these most terrible Of all missiles What
ueYt orr WarrOrH'
remains TO be But, whatever II Is, our readers
may depend upon gun will be found TO beat +, and
in fact weapon of offence deonce seems left to Us
now 80 efficient as large armor-clsd and very swift
steam ram.
CAPTAIN COLES CUPoLA SHIP.
In tho House Of Commons, the 10th Of April,
Lord X asked the Secretary to the Admiralty
when Captain Cowper Coles first submitted to the Admi
rally his pans which have lately been adopted for ships
ofwar; whether such plans were reported at the
time and go, by whom and whether that report was
favorable otherwise; any whether there any
objection 10 lay the papers the subject upon the table
Of the House.
Lord C. PAcxr sad the Admiralty had no objection to
make public all the correspondents which had taken
place relative TO Captain Coles shields. Perhaps,
however, IL he stated shortly what had occurred with
for the papers, M production of ohich ,ooGld Be income
niens as prscedM. Inventors always desired their
invention. to b made made public but would ,: b
papers laid before the Admiralty, not to speak
Of the inconvenience Of producing the confidential
ear hcar The credit Of rst taking up the invention
Of Captain Coles due 10 the honorable and gallant
NIB for tsp Es @ a. ~ the mead
he ordered shield 10 be constructed with the Wow Of
pacing it in battery. (Hsar, hear) When the pre-.
favorable opinion Of the value Of Captain Coles Shields
only with respect 70 batteries but likewise
nected with ships ard accordingly the Duke OF Somerset
communicated with the War Department TO ascertain
what progress they making in tho matter. il was
found after some time, that the War Department had
difficulty constructing shield and early in 1850
the Admiralty requested the War Office to transfer tho
business to them The request was compiled with,
and a shield constructed by the Admiralty was
tried during last autumn on board the Trusfy. As
stated TO the House at the time the experiment
petey satisfactory and the result was that tho Admi
money in order that ship should be built which would
carry certain number Of Captain Coles shields. He
thought the nobl0 lord would that the Admiralty
early impressed with the value of these inventions
and had not lost moment In bringing them to perfec.
ton. (Hear hear) But he might bo asked, what
the Admiralty doing with that gallant and he bound
10 add, most excellent and clever officer Captain Colesa
(tiear) Captain Coles not only deserved tcsti-
ony Of their admiration he necessarily put to
considerable expense and tho House would be glad 10
hear that when the Admiralty first took up his shield
they placed him tho full pay list aud that he Ike
tce receicing the usual allowance of IL day Off
engaged in preparing his in ettons for The iirdity
OF course he did not speak Of that reward. which
matter for future consideration; but he trusted
the House would think that the Admiralty not been
altogether unmindful Of the claims Of Captain Coles.
Hear. hear.)
suDNEGGING GuNBoArs.
Lord FgRMoY asked the Secretary TO the Admiralty
whether 10 that far back last autumn Mr..
Alexander Samueson sent In 10 the Board Of Admiralty
plans and specifications for double skinned eif-sub
merging gun boat similar TO hoNaugatuck already built
by Mr. stevens for the federal government OF America
and, II SO, whetherths Admiralty would tako steps u
have tho plan tested and adopted had been the case
in America9
Lord PAGET said that Mr.. Samueson proposed yes
sci in 1860 that Should during action have tho advan-
tago OF submerging TO certain extent TO offer
very small surface to tho enemys fire. That gentleman
brought his plans TO the Admiralty and he, with some
other members OF tho Board, them. The pans were
very carefully considered by tho Admra y but they
that Mr.. samueson's plans as proposed, would be
available for her MaJestys service, and they did not
think proper make any experiments with them but
Mr. Ssmueison informed that If he had any modf-
Cations to mako in hts proposal the Admiralty would
81 er them. This the 22l OF September 1850,
since which there had been further proposal received
from that gentleman
PROGRESS OF THE NEW NAVY or FRANCE.
The Emperor had had prolonged interview with the
Minister OF Finance and had ordered list 10 be prepared
o oil tho vessels worth the trouble and EXPENSE being
covered With iron.
Great Britain.
The Liverpool respondent Of tho IoEdon Tmes thinks
that the Monitor could be easily carried by boarding.
John c. oenan has gone 10 Paris. lie don't intend TO
light Mace other