—, pure oil of turpentine, xxi, 93.

—, vaporization of mercury in the fumes of nitric ether, xxi, 90.

Gymnasium at New Haven, xiii, 385; xiv, 400.

Gymnastic science in France, x, 176.

Gymnastics in Switzerland, v, 191.

Gypsies, essay on, xxiv, 342.

— in America, xxvi, 189.

[Gypsum,] action of, as a manure, xxvi, 181.

—, experiments on the solidification of, J. P. Emmet, xxiii, 209.