The Southern herald., 1892-08-19
m THE ELECTRICAL woRLn

The Vatican Is to b Illuminated By
slec lrioity.
Nine steam railroads in tlle west
are using electric headlights.
Crude stealite lsoapstonel is cm-
ployed In Europe for the manufncture
Of electric insulators
The first electric car in South
America appeared on the streets Of
Panama on the 2Tth Of last April
In the northern English coal field
electric eoal-eutting machinery is about
TO be introduced on a large scale.
A company has been granted per-
mission TO experiment with electric om-
nibuses in London the coming summer.
There is reported to be a movement
on foot to organize an opposition COM
pany 10 the bell telephone in Montreal
The Faure patent on storage bat
teries has been upheld in Germany,
where il has been in the courts for some
time
Owing to a dispute in relation 20
back taxes, the city Of Philadelphia has
stopped payment for its telephone
service.
The only trolley system in England
is at Leeds, where 1t has proved very
popular, and is SO profitable that an ex-
tension of the line to the heart of the
city is TO be made.
General Manager Aipslee Of the
Wisconsin Central railroad is reported
to have said recently; II think we shall
run trains on the Wisconsin Central by
electric power before the Columbian eN.
position is over"
A submarine cable between Sene.
gal on the west coast Of Africa, and
Pernambuco, Brazil, is about TO be laid,
and it is expected that the work win be
completed by the middle of July. The
cable is ., 165 miles long.
The municipal council of St Etienne,
France, has decided upon an interesting
experiment which is TO distribute elec'
trieal power to $4,000 looms, scattered
about in the homes Of the inhabitants
10000 of whom are engaged in the rib
bon industry. The power is to be sup
piled from the city reservoirs
Some interesting and rather sur
prising statistics are published on th'
use of the telephone. In Germany
Switzerland, Norway and Sweien, from
100 to 400 persons in every 100, 900 Of tn,
population are subscribers. In Greai
Britain only 5s persons in 100, 900 use tn
telephone. In Berlin IL, and in Pari
AZ out Of every 100000 inhabitant
use II.
The English board of trade has jus
decided that the commercial unit Q
electricity, formerly known as tn
''board of trade unit, is hereafter to b
called kelvin" The unit itself /
one l1ilowatt hour, that Is, 1000 wat
hours, and its new name is the presen
| title of the Yell-known Sir William
Thomson, now Lord Kelvin. .-Electrica
World.
M. Plante's new process Of engra
ing on glass and crystal by electricit
is found capable OF producing result
of marvellous delicacy. The plate TO b
engraved is covered with concentrate
solution of nitrate of potash and pu
in connection with one of the poles G
the battery, the design being trced on
with fine platinum point connected I
the other pole.
From the last annual report of tn
Bell Telephone Co. it appears that tn
number Of instruments in Use at til
close of the year 1891 was 5l2,4O7--
large increase over the previous yea,
The total earnings for tho year wer
S4,S75,9 900. The expenses were S1,5O5
$40, leaving the net earnings at 81, 500
41S. The extension of the long-dii
tancc telephone system is rapidly pre-
| Or1-essiuC