—, and stearine, vi, 377.
Elasticity, an experiment on, with wine-glasses, xxii, 190.f
Elaterite, or fossil caoutchouc, xl, 215.
Electrepeter, Clarke's, xxxiii, 224.f
—, new form of, C. G. Page, xxxiii, 377.f
—, magnetic and electrotome, C. G. Page, xxxv, 112.f
[Electric] amalgam, W. R. Johnson, xxv, 68.
— battery, i, 292.f
— brush, R. Hare, xxxii, 277.f
— currents along the muscles and nerves different, xix, 180.