— — in tartar emetic, xix, 86.

— — in vinegar, xix, 86.

— of arsenic, iii, 354; iv, 155; xliv, 213.

— —, L. Feuchtwanger on, xix, 339.f

— —, Riench's mode, xliv, 240.

— —, J. L. Smith on, xl, 278; xlii, 75.f

Devonshire, structure of, Sedgwick and Murchison, xxxi, 349f; xxxiii, 85.

—, lines of dislocation in, De la Beche, xxi, 354.

Dewpoint, remarks on, A. A. Hayes, xviii, 63.