New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1898-05-01
THE MAGIC OF ELECTRICITY
SOME OF THE WONDERS OF THE COMING
EXHIBITION
WIRELESS NEUTRALITY-SUSPICIOUS. OF sOeMA-
RISE MINEs-EDISONS MAGNETIC
ORE SEPARATOR.

At FIRST sight there appears 70 De no relation 'e-
.,,aor wireless telegraphy and the explosion OF sub
marine mines. but the visitor to the Electrical fA-
hthition which opens in the Madison square Var
den Monday evening. Will discover that 'he'e may
he In fact these two features Will prooaoiy De
greater novelties and excite more interest a'ion6
thoughtful people than anything else IN the snow
A. tho conclusion OF the formal exercises TO-
marrow evening Chauncey NJ Depew VIII press
hutton and thus fire distant dynamite gun ""'0"
=, "a. electrically connected with the instrument
before hlnl-tnat Is 10 say. not by wire Al inter-
walls during the following four weeks uhy mines
l no explodei in the tank OF the central FOUNTAIN
n, the exhibition by similar means: although other
mines will be blown up in the old-fasnioned way
- enophas,ze the lesson invoiyel And then during
business hours all through the month OF May an
ordinary Geographic sounder VIII be KEPT ucki's
~, tho "call" FOR New-York. the initials ~ y
IN response to signals given by the same KIM VI
apnaratus. which ". Clarke will supply.
Those who are familiar ";h the Maroon sys-
tan, ., wireless telegraphy remember that In MS
,ransmltter there are two brass balls placed
near each other. Between them there Is HNe'y
Interchange " sparks from an Induction COZ ""e"-
eyer A teegraphc key. placed In the primary CIT
cut, OF the coil IS closed From the hatFo" s"P
in ,,bi,h the sparks occur there proceed Sideways
- , d,s,ance of miles invisible electro ma snetic
waves These Will travel through prlek anu $50 ~,
Iii hu, thev make better Roadway through me
Wis =, ,Scrs x no such obstruction. The chiet
eln . u t1e receiving apparatus IS glass tube
no bigger than a lcad-7encil and an n,n ana "a Z,
ronnect with wires outside The space ar az
s,l,.r nioces less than tenth OF an lnch Is par
,tai,v hled with metal filings. BY means OF rev
Toe, of wire this device. know" as q a., %
ronne,,eJ with a small electric battery ana d
ei,rJr Inder ordinary circumstances the cur
rent from the battery cannot get thto'sn ',' ,,,,
hrrcr and the sOunder VIII 'heIeloir 49, ~
D. ,,nrrcver electro magnetic waves from Suld
-" ,rar,r,it,er coming across an interval o. MANY
rnds u-rna2s several miles. strike me cone. ,,
30 slinrs leap up. and form ridge between w,
IL ~ silver and then the local current "a" ,O"
~ !. and make the sounder tick: or II an
r,r,r teli i nut in the circuit II Will ring By
.nn ",re means practically any KIND OF "orh Jon
Inc a local current. Ike lrnS 4 Hlh' -. W. ans,l,,
~ ,.,t or v.ly. 10 start machinery. can ." edsliS
nrrformod without any wire from 'ho ''"''' -
the translnlttcr -. ,,.oI y, tha Madison
Although the apparatus used ,aa,r.o,n n ,iSa Mr.
c,,,aro Garden Is based on the Mar,oUl "tt n a.,
SIuSI" h,s improved upon the Italians methods IN
rnier 81 important details wnich proIessoilaI
electrcians Will be quick 70 app 80 T"wYork
rr', .,i Socetv was one OF the chief scientinc az
airs ~ the season. And the poiii1n,, H';,riny
thc system and It's marvellous poSS.o'n ~, n som
H. canning exhibition Will produce as sle"' " '''
r, ~, as did investigation OF tn" Mays. ,,,A
r,n,., me features of the coming SLOW Will
49, w., already been mentioned IN me - '1 3
are Edsons magnetic ore s'Pr ,,net on nails and
onstration Of the power ot mas"c', " Iiiha,. -
, HiiVrs hv r. T. Schoonmaker or FordhatHi.
,r,i,n. electric fountain In the cent?" % ~ W.,
NO. al n cascade Illuminated from heloW Win
..,r.itv and a chapel devoted 10 the vacuum
,una .veien OF lighting. The decorations OF inc
,,,tr h1u are exceedingly attractive. , 49,. .,
ne ~ o'rlo,k Chauncey VI. Depew VII de-
49, ,n appropriate address Presiien, McN'.H;
ressing a golden key In the me noaSu, u, "" ha
prrsS' , machinery Vice President Hobart VIII De
slair , w from by telephone. And the nrnS OF the
,r,,,a run by the means already reierreu TO-
viii complete the ceremony