—, application of the principle of the balance in milking, pumping, churning, washing, fulling, &c., xxvii, 92.f

Stratton, T., on ground ice, xl, 407.

Straw, Leghorn, viii, 378.

—, —, on the cultivation of, xxii, 363.

Strength of stones and other materials, E. Hodgkinson, xliv, 168.

Striæ on rocks, see [Scratches.]

Strickland, A., on Ardea alba, xxxv, 311.

Strickland, H. E., silurian strata of Asia Minor, xxxiii, 95.

Strobilus caryophyllus, xxxi, 32.f

Strode, T., on a siliceous petrifaction from North Carolina, vii, 249.