—, combined with boron and silicon, forming combinations analogous to cyanogen, xlvii, 192.

—, chloride of, properties of, G. S. Serullas, xviii, 155.

—, new compounds of, (Mellon, Melam, &c.) J. Liebig, xxix, 371.

—, gas at Hoosic, N. Y., xv, 234.

—, formation of, in warm springs, C. Daubeny, xx, 383.

—, springs in New York, analysis of, xxxvi, 7.

— —, see [Springs.]

Nitroline, analysis of, xlix, 204.

Nitrous atmosphere of Tirhoot, xx, 199.

— ether, new process for, R. Hare, ii, 326.f