New-York daily tribune., 1857-04-28
h/RlkE AFFAIRS.
NAVAL

The U. s. slsep-ofwss Dn'e VIII saal rom Hcrfch
ts-day, for the soset OIL AheA
The steam fes,e Roanoke viii be ready for her
.fEc.r, and crew on Wednesday peI;, The 9TH inst
PROBABLE wRycK OT Az AMERICAN shiF ON ThE
IRISH COAST.
tn. E,y.pesn Timss, April IL, has . letter from
Mr. Serysnte, inspecting lieutenant OF tne coe''saasa
At Csrsneford, Ireland, which states taAt on the "a
instant parcel, containing l5o delivery notes OF
cotton. was picked up . he beach at "reen0fs'
Thew are all dated "NewIkans," each note sPec-
fyipg in writing certain number OF bales WIN tue
names of the exporters thereon-such as nen
Boyd" &C n PasteUr Bro, II H. S@fAAhsA''
Press" &c. As the latest date on any OF 'nese
notes is 18th December 1856" is spprehended that
an American sbip has been recently lost on the nome
ward voyage, On this coast -
AS IRos STEAMBOAT.
Ne.srs. Lawrence L. Foulks, foot Of North Fihh
street are constructing for Capt Porter an iron steam
boat, to be run as passenger boat between New-or
leans and Mobile She is go feet keel, 81 feet beam
81 feet deep and about 600 tuns measurement. Ihe
engines are to be supplied by hessrs. Burbeck &
Hodges. The draught will not exceed 81 feet.
At the same yard, tsw-boat of l60 tuns. intended
for towing in the Harbor has just been commenced for
Humphrey Crazy
At Mr.. Stackss yard foot Of North Sixth street, has
lust been commenced half clpper-ship for Laytin 81
Hurlburt's Antwerp line. She will be lS feet on
deck, 81 feet beam, 23 feet deep, and about 400
tuus measurement. To be launched in September.
THE GREAT EASTERN.
The following particulars of the enormous vessel TO
be launched will be of interest TO most OF our readers
She will carry ~ 900 tuns Of coal 5000 tuns OF ner-
chsndise, and 600 passengers. The object OF build
ing 30 large vessel is the economy that wiz De ei-
fcted by being able to stow sufficient Goals to carry
her round the world. She will save about 9,OOo per
voyage to Australia in this item, by carrying sufficient
10 take her there and back instead Of having TO coal
at Australia Owing to her length, she will NOT ptch,
and will roll less than any ship that ever swan one
will be the strongest ship in existence, being ouut
| upon the principle of hollow iron beam.
There are ten bukheads or water-tght compart-
pents: and there are longitudinal bulkheads, also
water-tight She is double ship, complete and per
feet the internal hull being supported by boiler plate
stays three feet deep, and about the same distance
apart and rveted with angle iron joints to the eIter-
nal hull thus forming cellular piece of work. similar
to the top or roof of the henal oidge anu as sVSs lug
a. solid iron. This extends from the bottom OF the
ship. 80 feet up each eide, until the first deck Is
reached. The two lower decks serve as bridges or
stays and the main deck is similar TO the hull-celu-
lar in construction-beng In two parts brsced togeter
making a fabric of immense strength. Were two OF
her water-tight compartments hled with water sne
would hardly be inconyenienced.
This noble vessel " t'S feet long rs feet broad, ana
50 feet deep from her deck TO the floor OF her hull
her tunnape - 800 tuns. She will be propelled by
two paddles and screw. The paddle weeels are So
feet In diameter and the Is "A feet in diameter:
The four engines prope the paddle wheels are equal
to 1850 horse power and the four engines to propel
the screw are equal to ZOO horse power. She will
have five tunnels connected to ten boilers and siK asts
which will carry acres of canvas.
Four of her masts will be of iron, the two next the
stern and compass of the ship will be Of wood. Her
sisf of
.he will have we cannot say; but she will have abat
her paddle on each side screw steamer 100 feet
long The whole ship will be lighted with gas. Her
speed will be Is knots-equa TO la miles per hour
and she will go to Port Philip in thirtysx days Some
of the foregoing facts abulated in the following
fobl