The New York herald., 1870-05-13
LMaa-
GIRDLING THE EARTH.
IMPORTANT CABLE EXPEDITIONS.
Opening the West Indies and South America to
relegraphic Communication Three Thou.
sand Miles to be Laid This Summer
Description Of the Cable and Complete
History Of tho Undertaking.

Tue art OF subnerglng telegraph cables is year BY
year becoming more a science, and capital seeks
that channel for investment, IL is eminenty lu-
crative. or the many cables now IN successful
operation In varioas parts OF the globe, all pay
handsome interest upon the money invested by
their Promoters.
CIRcLING THE EARTH.
We are now on the eve OF witnessing the addition
Of many links the electric cnln hat IS iase CIR
cling the globe and bringing nations and kindre Us
into oser and more friendly communion Ihese
last ventures are in the waters OF the west indies
South and Central America. Tney are to be sub
merged by three Gnglish companies, representing
combined capital OF fi.i3o, 900 sterling.
THE CUBA SUBMARINE TELEGRAPH COMPANY.
The FIRST company is Styled as above. and repre-
sents capital OF fi60Oo0 They Join the Cuban
cable al Havana by land line crossing the sand OF
Cuba TO the northern emf at Eatapaao, on Boa Bay.
From this point they will lay a cable along the
southern coast OF Cuba to Santiago lie Cuba touching
at enfuegos. The contract provides that this cable
shall be laid before the lst of June OF this year. 1t
will be seen that lt In no way touches the insurgent
distr cts OF the ls and.
THE WEST INDIA AND PANAMA TELEGRAPH COMPANY
rs the title or the second company. Its lines will
start at Santiago de CUBA and run to the eastern
end OF the island OF jamaica where it branches.
ST. Kits, Antigua. Guadaloupe, Dominica, Martin
ique. st. Lucia. ST. Vino mt. Granada. Tr mid ia.
Demerara and Surnam. so as to COM leiely bring in
the family OF islands known as ''rhe CariDbee
Group Az St. Vincent a second branch VIII run
oil o Barbados To bring II into the circu :.
The other bran,h comm9nces at Jamaica and
strikes ae ly acros, the Caribbean sea 10 Aspin.
wall, where by land line a ong the Panama Ra !.
road WILL complete the electric nain to the Pacific
TIE inle tion OF the prom Of this lin who
capital stock of E6j 600 sterling IS To complete the
work BY the lltn OF Augu 3 next.
CREEPING DOWN The PACIFIC COAST.
AT panama another CORPORATION, the Panama ana
South Ia ific Telegraph Conpant, with cap tIl OF
900 sterling. take up the work aud c-rrf TIE
cabe> forward 10 Tnmbez In Peru, taking in by n z
way Buenaveniura, In New Granada, AMI Giayaqil.
IN Ecuador AZ Tumnez The cable is joined by the
Tending through The entire length OF Peru and TO
Valparaiso In Chile. These cables and land lines
between Panama IN valpa also VIII be completed
py the close the present year, should no uniore-
seen delay be occa, ioned
ACROSS UTH AMERICA.
But the travel OF ele strictly Is not to stop here
'Exces orr IS the word, and forward marches the
eecrr belt that Is TO bring the world into hourly
across Chile 10 Ruenos Ayres and 10y cable to Monte
video, on the Rio de la Plata. where another land
Brazil. All the South American lines are to be
opened tn s year.
THE CABLES
Tor the three main lines described above are OF the
very best quality Of wo Kmanship and fnish the
wnole being armored and the arnor covered py
what Ia known Bri ight C.ark's compound, tO re-
Bst the wear anu tear OF the curr ts, viii n In some
seas are very destructive to cables. The deep sea
C. cibies are covered lin shee wlge the better 10
slst the currents, and have ample strength - be
raised IN 200 IaCnons. They were manufactured by
the Sllyertoun tiondon INDIA Rubber AID Gutta
Percht Telegraph Comp ny.
Unaer IN contract lie core s to be a. follows
One cond cor being strand OF seven best quality
copper wires. twisted toRether he intersections
being Il led with intermedia compound and Insu.
lated with tn ee terlat coatngs OF gutta per ma.
Six Goa ings. of sae best material. The weish ol
copper conductor is 10 10 pounds aEl the gutta
percIla l6G pounds per niutica mue. The conduc.
tos oi temperature OF hfteen degrees Fahrenheit,
TO be eq al to ninety per cent OF that OF pure cop
per- The serving OF the core Is TO be covered with
pure ute.
The armature is as foows:-Cabe No. ]. twelve
No. o Il. w. G. best galvanized wires; cable No 2,
sixteen No. l3 b. W. g. best homogeneous galyan-
lied IRON wires; cable No 3. twelve NO B. w. q.
galvanized iron wires; cable No. 4, same No. l.
best galvanized IRON Wires. The wnole are TO
mnous compound. The wires are TO be laid on
SPIRAL " round the core. with turn suitable to the
siz OF The wire used. and TO be close together.
Nos. and are to be used for deep sea suomerg-
ines, No. for Intermediate ana No. for sloie
ends.
the wolk OF laying the Cab es Is 10 be entrusted
10 that q stinguished cable engineer, Sir Charles
corps OF assistants avail ing the arrival from Eng.
land o. the steamsh Darcia aud o,her vessels of
the feet to be employed in committing the cable TO
IRON POSTS FOR PERU.
Two thousand miles Of iron telegraph poles have
arrived In Peru for The use OF the PERUVIAN National
Tcleg aph Company, who are now constructing their
land lines with energy.
THE FRANCHISES AND SUBSIDIES.
All the necessary gran 9. Franchises and privileges
for landing aud working the lines have been OBJ
talned from the various governments, and SUBSIDIES
ha been granted to the amount OF about so, 600
per annum lor ten years.
REPAIR VESSEL.
The companies interested IN the cables in southern
waters haze united in the purchase Of repair
vessel. the Safiok, which VIII be suppl win y
complete eng gneering corps, improved machinery
for submergng, graphing. spl eng. &c., spare
cables and Instruments. She Will rendezvous at
Kingston, jamaica. The vessel is 9O8 tons burden,
has that permit her 10 make short turns,
30 necessary iii cable work, has hilf-inch steel
platngs and In all her arrangements Is complete.
THE IMPORTANCE OF THE woEK
will al BE- seen by reference TO the map OF the
West Indies ana South America. The United States
aud Europe very largely Interested in the trade
Of the West Indies and South America, and an in-
mense amount OF commercial business Will, no
doubt 70 itself upon the lines soon opened.
These lines VIII largely augment the re eue The
InterEa ional Cabte Company between Florida and
Havana, and possibly render another cable neces-
BAry.
The distance covered by these cables that are to
be laid this summer ana fall Is over also miles.