— —, remarks on, J. Mease, xxxiii, 147, 199.

— — of coal, xxxiii, 147.

— — of linen, cotton, &c. with linseed oil, xxxiii, 148.

— — of oatmeal, xxxiii, 150.

— — of lampblack, xxxiii, 150.

— — of horse-manure, xxxiii, 151.

— — of coal, xxxiii, 200.

— — of wood, xxxv, 144.

— generation, remarks on the theory of, C. A. Lee, xxxix, 289.

Spots on the sun, first observations on, xxiv, 204.