— —, in Texas, springs of, xxxvii, 213.
—, see farther [Springs], salt.
—, theory of, xxix, 115.
— marshes of the Mediterranean, red color of, due to a crustaceous animal, xli, 193.
— radical theory, criticism on, R. Hare, xlv, 52, 247.
— —, —, criticism on, W. Gibbs, xlvi, 52.
— —, —, R. Kane, xlvi, 57.
Salts, T. Graham on the constitution of, xxxv, 300.
—, number of, xvii, 184.
—, fusibility of, xix, 379.