—, made of glass, xxxix, 386.
—, incombustible, v, 188; viii, 390.
—, woollen, remarks on the manufacture of, xxiii, 218.
Clouds, fogs and rain, account of, W. C. Redfield, xxxiii, 54.
—, how sustained, Stevelly, xxxviii, 105.
—, formation of, Stevelly, xxxviii, 105.
—, application of the law of definite proportions to the stratification of, xliv, 172.
—, register of, at Nantucket, Mass., xlix, 406.
—, —, at Hudson, Ohio, E. Loomis, xli, 323; xlix, 280.
—, classification of, E. Loomis, xli, 325.