—, —, ibid, New Lebanon, T. Kendall, vii, 337.f
—, —, seen in Kentucky, August, 1825, xi, 325.f
—, —, seen in Rhode Island, September, 1816, xi, 328.f
—, —, seen in Tennessee, at Jackson, x, 368.f
Hambato, S. America, account of, xxiv, 382.
Hamilton, J., on terrestrial magnetism, xxxvii, 100.
Hamilton, M., earthquakes of S. America, xli, 57.
Hammer, new mineralogical, E. Hitchcock, vii, 175.f
Hansteen's journey in Siberia, notice of, xvii, 392.
Harden, J. M. B., formula for ascertaining the weight and volume in a mixture of two bodies, xxxvii, 289.