ELE 
ELECTRICITY. 
Galvanometer, J. P. Emmet’s, 
new form of, xxvi, 311. 
, C. G. Page, on the use of, 
xxxii, 854.f 
‘ ,astatic or rotary, 
xxxill, 376.f 
> ——, axial, xlix, 136.f 
——, circular, xxxv, 259.f 
modified, W. B.and H. D. 
Rogers, xxvii, 39.f 
Galvanoscope, a means of de- 
tecting the failure of water in 
steam boilers by, C. G. Page, 
xxxvi, 141.f 
Galvano-magnetic condenser, v, 
394, 
apparatus, J. F. Da-| 
nd, vi, 330.f 
—— - ——  ——, Italian, 
388. 
Electro-chemical action, G. D. Bot- 
to, xxiv, 197; xxix, 369. 
Vv, 
of, Schénbein, xli, 43. 
Electro-dynamic induction of coils, 
J. B. Zabriskie, xxxii, 308. . 
» Various experi- 
ments in, and principles dedu- 
ced, J. Henry, xxxviil, 170, 
209.f 
—_—— «= 
, observations on, 
J. Henry, xii, 117.f 
—— -—— ——.,, two kinds of, J. 
Henry, xli, 129.f 
——, theoretical con- 
siderations, J. Henry, xli, 135.f 
Electro-magnet, Henry’s large, xix, 
408.f 
| 
, made for the Labora- 
tory of Yale College, xx, 200. 
, a variety of, proposed, | 
J. Humbert, xxxviil, 205. 
—-- , Mr. Ganby’s, xxix, 
354. 
—— -——,, C. G. Page’s, xxxv, 
253.f 
, see farther under Elec- 
tro-magnetic apparatus. 
78 
odor, ozone the cause||- 
Electro-magnetic apparatus, J. H. 
Abbot, xl, 104.f 
ELE 
Electro-magnetic Je 
Barlow, v, 396.£ 
, Aa. W. Camp- 
bell’s engine, xxxv, 348. 
, &. M. Clarke, 
(magneto-electric) xxxili, 213!; 
—electrepeter, xxxiil, 224.f 
; ——, modes of 
experimenting with, in decom- 
posing water, xxxiii, 217.f 
apparatus, 
2 : , mode of 
giving shocks, xxxiil, 216.f 
- : > mode of 
scintillating iron ‘wire, XXxiil, 
219: 
- , » mode of 
adjusting the intensity armature, 
xxxill, 218.f 
: % ; rotation: 
by magnetic electricity, xxxili, 
221 
- 5 , mode of 
igniting charcoal, xxxtii, 222.f 
, [. Davenport, 
xxxil, Append. after 216; xxxiii, 
193. 
» rotary, 
xxxil, 216!, App., and 399. 
, [. Edmonson, 
modification of Ampére’s rota- 
ting, xxvi, 370.f 
- 3 , rotating 
armature, xxvi, 205f; xxxii, 399. 
, J. Henry’s ap- 
plication of a galvanic multiplier, 
xix, 400.f 
-—— ——. J. B. Joslin, xxi, 
86.f 
, J. Locke, and 
on magneto-electricity, xxxiv, 
125.f 
: , B. R. McCon- 
nell’s, rotating, xxxiil, 188. 
si CsesGe .—-Bage, 
xxxill, 191f; xxxiv, 364; xlix, 
131.f 
: , double 
axial reciprocating engine, xlix, 
139.£ 
, ——, with re. 
volving armature, xxxvi, 350.f 
