GAL 
Galvanic battery, C. G. Page, on 
the benefit of fresh immersion, 
xxxvi, 137.£ 
, W. B. and H. D. Rog- 
ers, experimental enquiry into 
some of the laws of, xxvii, 39.f 
—, , relative influen- 
ces of the zinc and copper, xxvil, 
4}. 
—— 
i , examination of| 
Ritichie’s law of surface, xxvii, 
53. 
, , influence of tem- 
perature, xxvil, 57. 
, J. B. Rogers and J. 
Green, ibid, xxviii, 33. 
' , relative impor- 
tance of the zinc and copper, 
XXvill, 34. 
5 , relative distance 
of the plates, xxviii, 39. 
‘ , deflecting power 
from different menstrua, xxvill, 
40. 
——, W.Sturgeon, difference 
in the effects of the two polar 
wires, xxxix, 31.f 
——, Watkins’s dry, 
XV, 
162 
xxvi, 352! ; xxxviil, 188. 
——, H. K. G. Morgan, 
XXXVIll, 30. 
calorimotor, Hare’s, i, 413°; 
v, 94, 357, 364; vi, 387; xxxil, 
284.f 
, for galvano-ignition ap- 
paratus, R. Hare, xxxil, 2846. 
circle, theory of, T. Graham, 
xxxvill, 117, 
currents, caloric a cause of, 
J. P. Emmet, xxv, 269. 
, remarks on, xviii, 199.f 
and sparks from the) 
horse-shoe magnet, J. P. Emmet, | 
xxiv, 78.f 
deflagrator, Hare’s, iii, 105° ; 
ive) 2018 v5 O4E A vieeood 3 —vil, 
347! ; viii, 99; ix, 1815 xl, 48. 
—— ——, improved form of, M. 
95 
blasting, R. Hare, xxi, 189 ;| 
GAL 
Galvanic experiments by A. Crosse, 
producing crystals, and, as sup- 
posed, insects, xxxv, 125.f 
by R. Hare, viii, 145. 
with grasshopper’s legs, 
J. W. Bailey, xxxi, 292.f 
ignition of gunpowder, R. 
Hare, xxxvii, 269. 
induction, J. P. Emmet, xxvi, 
23.f 
lamp, an improvement in, J. 
Cutbush, ii, 382. 
light, transmission of, through 
metals of different conducting 
powers, J. Thomas, xxxiv, 205.f 
, daguerrotype experi- 
ment by, B. Silliman, Jr. and 
W. H. Goode, xliii, 185. 
multiplier, see Galvanometer. 
music, production of, C. G. 
Page, xxxii, 396; xxxiil, 118. 
phenomenon, attending the 
soldering of water pipes in New 
York city, xvii, 194. 
protection by the contact of 
heterogeneous metals, xvi, 263. 
trough, Watkins’s, xvi, 215. 
Galvanism, anthracite a conductor 
of, v, 200. 
, carbon fused by, v, 108, 361; 
vi, 341, 349, 378; vil, 147, 288 ; 
xy LOOMMIG)S xxxvinyelGO: 
L. Vanuxem’s 
292 ext 
3 >] 
examination of, vill, 
102. 
, on colors supposed to be 
transferred by, through animal 
substances, A. Jones, xxi, 316. 
, A. Crosse’s experiments in, 
see Crosse. 
, crystallization of metals bys 
G. Bird, xxxiil, 267. 
——, ——, Becquerel, xvii, 383. 
: crystals and insects produced 
by, A. Crosse, xxxv, 125.f 
——, engravings copied by, von 
Kobell, x\viii, 221.f 
, engravings and medals cop- 
ied by, 1D Spencer, xl} -157.£ 
——,, fossils copied by, xlii, 327. 
Faraday, xxxii, 170. 
, gilding by, xli, 402. 
