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

by Various

—, —, —, —, anthracite coal formation, C. T. Jackson, xxxvi, 149.

—, —, —, —, dikes of trap of different ages, and limestones transformed by the same, C. T. Jackson, xxxvi, 145, 147.

—, —, —, —, dolomization theory of von Buch not confirmed, C. T. Jackson, xxxvi, 147.

—, —, —, —, iron ore veins, C. T. Jackson, xxxvi, 147, 150.

—, —, —, —, changes of level in, C. T. Jackson, xxxvi, 154.

—, —, —, —, segregation theory of veins not sustained, C. T. Jackson, xxxvi, 148.

—, —, —, —, fossiliferous rocks near Moose river, xxxvii, 378.

—, —, —, New Hampshire, excursion to White Mountains, J. Pierce, viii, 172.

—, —, —, —, Geological Report of C. T. Jackson, noticed, xli, 383; xlviii, 393; xlix, 27.

—, —, —, —, account of a section of, E. Hitchcock, i, 105^f; vi, 1.^f