Classification, chemical, remarks on, O. W. Gibbs, xlix, 384.
—, —, R. Hare, xxvii, 63; xxxii, 260.
—, mineral, remarks on, J. D. Dana, xlvi, 374.
— of clouds, E. Loomis, xli, 325.
Clay of Pownal, Vt., xii, 298.
—, pipe, in New Jersey, ii, 198.
—, potter's, in Massachusetts, i, 344.
—, for sculptors, xxiv, 200.
Cleaveland's Mineralogy, review of, i, 35, 308.
— —, second edition announced, ii, 375.