The New York herald. [volume] (New York [N.Y.]) 1840-1920, 1857-07-31
The Great Telegraph Expedition.
QUE SPECIAL CORRESPONDENT.

LONDON, July 3, 1857
Progress y N. Cable Codliss The Asememnom at Green
,otch-A7an9ment to be made for the Despatch Of Early
Ness from TIE Telegraph Fka while Engaged in Paying
Out--Rpcrts be Sent from e Expedition to the Uni,si
States and England euey Three Days by the Collins and
tsnard &eamevs- Visa to the Gata Percha Works and
He Submarine Telegraph Rdcory--Tne Way the Cube is
Insulated and Protected, de-, &C., dc
II now about nine days since the OF putting the
submarine telegraph cable beard the Aga nemnou
commenced and during that time three hundred and dry
odd miles have been coied 10 her hold At this
will have her whole cargo IA and be ready to leave for
Corkthe point at which the telegraph feet are rendez
vous-in about three weeks Is particularly desirable
that the whole four vesses-hat s the Agamemuou and
Terrible or Leopard and the Sasquehanna and Niagara
should be In mid ocean before the LIST Of August pre-
rsIed to join the two ends Of the cable the
process Of pay ing out Should the coug be finished
both .hps in three weeks from the present date they will
he able to Start for Cork about week earlier than Is anti
cps,ed a. is expected they cannot reach that port be
fore the 25sh of July Here four five days perhaps
week, will be consumed In making experiments with
GARD 10 the time required In transmitting electric currents
through the whole twenty Two hundred miles of cable
The greatest length OF wire which has been telegraph
cd through eleven hundred and the Of ansmi,si
from Eve to six words per mioute How much this may
be increased by future improvements what effect
may have In still further increasing the rspdy of electric
transmission, remains to be seen. Bat should the
ductop In the number Of words be In proportion 10 the In
creased lergh OF the enterprise regarded In pecunary
light 1t would still prove largely remuneratve to the
stock holders, aud In less than two years would
pay the whole expenses Of the undertaking. thai s the
manu- acure and laying OF the cable, including the subse
quent exp nse Of working IT, No one enterains doab'
that Il will pay Successful that the shares, which are
offered at about seventy per cent discount be sold
for twice the original amount II s corta My great
stake and as the period approaches when it shall be
played for il is but natural that oil who Interested In
the result should feel somewhat anxious. The tins that
must eapse from the starting Of the four vessels till Their
arrival at their separate places of destination will be
garded wi considerable mpaien e, and the question
Has the cable been laid" may beco historical as
that which aeed the impotence Of the allies about the
fall Of Sebastopel Knowing the eagerness with
which the eo2le or both worlds will await the
sunourcnmen. Of the success or failure OF under.
'aking, measures have been taken to inform them of
the progress Of the work. Application has been or will
be made to the proprietors TIC Cura,d and Collins
steamers to run Their vesse along the telegraph route be
tween Ireland and Ne wfou adand for the purpose OF ca
rypg DEF patches from tie ships employed in laying the
cable. BY this arrangement the great pubic on both
sdes Of the sil be informed about once in every
reached
ocean II their arrival at the two ermni of the route
few days ago paid visit TO the works OF the Gua
Percha Company In this city, and through the esy and
krdrers OF Mr. Ssthsm OF the members OF the nrm
made qusned with the manufacture OF that part of
the 81 omarne cable by which Its insulation Is ea.cei
and which Is the most Interesting, Is the most i'm
pcrsnt part Of the whole process The discovery tae
peculiar properties Of guta pcha dates back to the year
1912 1915 but its application 10 submarine telegrsphing
did OF take place till about the year $780, when s value
sninuaior was proved by the laying Of cable acros.
81 the material confined 70 the making water
pipes machine bsie, picture frames, and innumerable
other articles fer which II was considered oeoally
adapted but the Impulse given the trade by the ne
use which was found for 1t crested an increased demAnd
ard eventually became enc Of the most valuable and
The tree from which the gua percaa Is Obtained grows
pore from which the Lsndon Guaa Percha C,mps,y pro-
cure their supply Is sent 10 them In s crude state,
and has to be SUBJECTED TO the several processes Of
cation boiling ana kresdng before he emplo, cd In
the aufacture Of the submarine cable In this condi
ton, as lies In the storehouse Of the company,
you discover among the several rough specimens
or the skill OF the natives. Here Is something
that evidently int nded for . camel although there Is
trace OF hump his back and he has lost leg dur
ns his long sea voyage but the artist has sti le sui
cient evidence by which 10 establish his Identity The,e
are quite large number Of animals Decides tbs bu, tue
task OF classify them would exceed the 10 vers OF
Cuver himself This one has the bin Of duck head
that o'herw resembles that Of monkey, and that other
"
which you might search In vain among all the fabulous
astrological manufactured animals that were ever
created by the inventive peru. OF ancient post ~
modern showman All thesc-,he animal with the
monkeys head aud dscks bill the three legged ann
humplcss camei-in word the whole mensserea-e pat
into immense csuldrons, with the c1mmoa mass, ami
boiled and boiled again unit, they rendered almost
son rs dough In this se,e the gua percha thros into
Dacbire called nasicstor, 10 shish Ia literally torn
Tito shreds, and from which 10 again taken 10 be agan
boiled b. thi. process IL purih q and freed from all
foreign materials which may have entered toto 1,
IL collected
Is not yet Of fr the work for which Ia designed,
kneaded roycr. times before II can he uses An Tho
g or Insulation 9th copper wire aotg which tho cleo
tic cur snt "a to pass When y has been thoroughly
kneaded II 20 perfectly plastic that be jnel VITA
the greatest ease ard 10 such gaal canuol be
apart n, the point Of adhesion tbs two paris being
jned, become completely one, uni Ell and blended
two ga.es Of when pourea iuto one vessel This
property which possesses u peculiarly vsuabls when II
the procels Of paving u OCT, In sich cases Is only
cestary AFTER splicing the internal copper wire coa1uc
tcr 70 meet he Parts OF zoe gua perchs which to be
covered by layer or suia per hs ,an as the pare on
which write, and eish, or ten Of which required 10
make the broken part uniform with the rc,t
Over twenty OF The material are ns. ufac.urei
every week IN th factory, and IN the boiling dcpsftne en-,
in u,e On entrog the rs, aoo you see them throwing
out their little jets OF steam every side, wh 10 he boil
ins waters bubble up through the Openings on top,
70 Iceland have given Of the bit springs Of tia,
srsnge eoaniry. Passing from this department. TO the
floor above, the finishing room Is reached, and here the
process, Of coating The conductor IA perormed The
cuctor composed OF copper wires Elk beug wound
spray arouno The seventh which Ia perfectly ',rsght
Oecupe. the cerisc The coa iue, ITSELF on scooiui
OF ib peculiar spiral form, capable OF being exieurei
twenty per cent 81 It's length before breaking aad the
seven wiTes OF which Is composed give decided aud
i'm portsn, aivant,re thai formerly 7, the csso
OF the frat CABLE which the New YORK. Ne sfound,ni AMI
London Telegraph Company attempted unsuocossfnlv /,
lay across The Guli Of 81 ,srencs one Of The grsa, AIN
cues they had toconend aesins, the breaking 81
three concusorr, which, II than probable, would
n a 90 ouno of
wires oacb instead OF Should the whole breis
under sxcestiEe strain the continuity OF electric con
necton will not necessarily be destroyed rnes. they all
give 81 point which may be almost
gArdei a. beyond even The probability OF a ch.rce The
Advantage which has over the single wire conductor
be iouhted since has been practically tested With
the most srsfy ing succo's II has been prove
drawing out attenuation Of mile Of The copper
eeyenghs OF lie thickness reduces IN. power OF coniuc
ton only thirty seventh part
The covering or Ing process encc.ed By means