ee ae se ee es ee 
Velocity of the Galvanic Current in Telegraph Wires. 67 
Art. VI.—On the Velocity of the Galvanic Current in Tele- 
graph Wires ; by B. A. Goutp, Jr., in a Report to Prof. A. D. 
Bacue, LL. D., Superintendent of the U. 8. Coast Survey. 
Dear Sir,—You did me the honor, last spring, to place at my 
disposal the materials derived from the telegraph experiments of 
the Coast Survey during the evening of Feb. 4, 1850, with an 
invitation to investigate them independently. I have according- 
devoted some labor to their discussion, and with your permis- 
sion, will state the conclusions to which I have been conducted, 
in the same didactic form in which they were orally presented to 
the late meeting of the American Association held under your 
presidency at New Haven. 
t may be permitted me, however, to add that I submit them 
with diffidence, for various reasons—not the least of which is 
that some of these conclusions are at variance with the known 
views of scientific friends, on whose judgment I place great reli- 
ance 
position of the theory before the discussion of those results, A 
peculiarity of the question consists in its intimate relation with 
he nature of conduction. 
discuss the subject without making use of phraseology derived 
from hypothesis. This may however be done with perfect - 
>* for instance, “ circulation, 
, Researches, i, pp. 81, 148. o£ 1d, 6 526. 
p. 583, 
v3 
* 
