XVI—On. the Veit of the Galvanic Currents in Tele- 
raph Wires ; by B. A. Govtp, Jr., ina Report to Prof. A. D. 
Be lul.. D., Superintendent of the U. S. Coast Survey. 
(Concluded from” page 89. ) 
cae questions to which I propose to apply fhe re= 
he Washington and St. Louis experiment,.arése — i 
oat the stations on the. line received the signal pau- 
ely in their order of distance, and after intervals di- 
y proportionate to their distance from the Place where the 
Was made. 
if the first question te decided.i in 1 the affirmative, —b 
oute th nals reached the several_statiens ; whether sane Sas 
_eofnimfaicafed through the earth, as Mr..Walker believes, when 
the: istance-between. the stations is less by the éarth’s surface — 
thro ough the wires, and if so, with what velocity; or 
heth he pay traverged,the wires, and if 80, with What os 
Asity of he eurtint occasion any appre+ 
ifference in the velocity,* or whether ‘the interposition of 
reen two stations affect the velocity appreciably. : 
the om ments for the determination of velocity, I~ : 
used the electrotomes only, and the results are thus entirely eg 
eut of the pass-time of the main circuit ee 
Pit tsburg be St. Louis registers are both very indistinct, oi 
partly to want of distinctness in the impression of the ae 
