The American Journal of Science and Arts, Volume 50 (First Series) / General Index to Forty-Nine Volumes

by Various

—, native, of a cavern in Southern Africa, xxviii, 290.

—, —, in Connecticut, iii, 240; viii, 256; x, 12.

—, —, in Massachusetts, i, 114; viii, 235.

—, —, in New York, vi, 95; ix, 44; xv, 243.

—, —, in Vermont, viii, 243.

—, in mica slate, xx, 418.

—, magnesian, or Pickeringite, analysis of, A. A. Hayes, xlvi, 360.

— earth, and alum manufactory, Maryland, xxvii, 12.

Alumslate, iii, 28.

Alumstone, iii, 245.