Sulphates, new series of double, xlviii, 189, 190.
—, decomposed by organic matters, xviii, 147.
Sulphur, atomic weight of, xlviii, 402; xlix, 203.
—, properties of, xv, 189.
—, experiments on the cooling of, xvi, 216.
—, density of the vapor, xxiii, 383; xxxv, 298.
— in assafetida, xv, 185.
— in granite, vii, 56.
— in volcanoes, origin of, C. Gemellaro, xxviii, 293.
— in Connecticut, vii, 56; viii, 259; x, 12.