— of the Greenbrier, Virginia, xxix, 93.
— in Maryland, containing saltpetre, xxvii, 33.
—, at Sunderland, Connecticut, vii, 19.
—, Ball's, Schoharie, notice of, xxvii, 368.
—, in the limestone of Western Massachusetts and Vermont, viii, 15.
—, Wier's, in Virginia, i, 59, 64.
—, at Malbay, L. C., v, 212.f
—, freezing, in Russia, R. I. Murchison, xliv, 206.
—, —, explanation of, J. Herschel, xliv, 206.
—, bone, at Kirkdale, Yorkshire, W. Buckland, viii, 158, 317.