New-York tribune., 1867-08-20
PROJECTED SUBMARINE ADVENTURES.

A number OF gentlemen of this city few
days ago subscribed 5000 to build submarine ex
plorcr with which to attempt the recovery of TIE
s3OOOoo from the wreck Of the frigato ussar, sunk
He'll Gate IL Is known 20 the public that many per
sons have already expended years In vain endeay0rs 10
secure It's recovery Their Lack OF has been due
the vessel. Neither could they stop down long
enough 10 break the vessel mp. BY blasting
they would probably scatter the treasure they were IN
quest or they successful in the lIussar rgate en-
deayor they viii turn their attention next to the WRECKS
Tho former went down with t2oOo,OOo, aud
the latter with ,sa,iOO,OCO on board. when
ropes and chains 10 sunkcn body u has been Gus
oinary. and found most convenient for him TO use only
scended merely 10 examine the location of wreck or
thing of that kind But IN eases where u was he o
cet 10 send several persons down at and INT the
weight directly or move H. as IN laying the
foundation OF piers under water, a bc, called We
been made to raise snkcn bodies by the use OF
bell rsS and aS psr.n s pr oSs H DOWN In O the bell after
fastening II Ia the object to be raised. would send mp
which. forcing water out OF the same, would
raise considerable weight, even though
the bell not actually brought TO the surface
This was preliminary proceeding to enable the divers 10
place the object in such position that theycoud grapple
Il after which hoistng machinery worked II up TO the
surface But none OF the bells hitherto used TO any
tent have had any material lifting power OF them.
sSys Sos the 1eo SURFACE s PoTSe TSe % NsuGs 6sd SRa@
beers nlled with water. into which compressed air
could DO admitted from reservoir above, and
thus rise and fall In the water without sending any
sage the surface The submarine explorer Ia 20 be
constructed that will have great lifting power nde
pendent Of any aid from the surface The BELL which 20
be moderate size, will have working chamber In which
several operators can work upright Interior diameter,
feet total diameter from 90 10 feet II IL claimed that
1t will possess lifting power Of 10000 pounds. Tho bc
Is 10 be ada pied 10 have horizontal notion at It's
own control This it Will be seen, Is novel and impOr
tant feature, nasmuch IA vessel having only rising
and falling power might have To ascend and
descend 90 times tO get an advantageous position.
As the depth 10 which man may descend, there u
great diversity OF opinion. Many down without
Inconvenience lOo feet, and down with comparative
rapidlty-say fast man would ordinarily descend
a stairway. Others begin to feel unpleasant symptoms
at less depth. IL has been assumed by some that the
superintendent weight Of water renders II almost mpos
slbe for the operators about and perform their
duties This the contrary It is held. Is evidently fall
acous lnasmueh the pressure OF the air within the
body balances pressure OF the water without tho
pressure Of the water nOng In every direction neutral
lies any restrictive power that twOud otherwise possess
upon the body moving within IT. Connected with the
bell plan has been devised by which, during all motions
Of the bell under water and the tender above constant
teegraphic communication can be maintained between
the two.