— —, efficacy in asthma, vi, 366.
— —, effects of, on a horse, xii, 385.
— —, effects of, on vegetation, x, 190.
— —, chlorine an antidote for, xvii, 174; xxi, 157.
Cyanic acid, xvi, 258.
Cyanide of gold, a new, xlviii, 191.
—, of potassium, xviii, 329.
—, —, preparation of, Liebig, xlvi, 202.
Cyanobenzoyle, xxvi, 273.
Cyanogen, formation of, Dr. Cutbush, vi, 149.