— —, J. Pelouze, xxviii, 129.

Phosphorus, fuels connected with the history of, xlix, 197.

—, preparation of, xix, 382.

—, impurities of, xlix, 197.

—, density of vapor of, xxiii, 383; xxxv, 298.

— in kelp, xiii, 187.

—, combustion of, in nitrous oxide, R. Hare, xxxii, 290.f

—, in vacuo, xviii, 147.

—, inflammation of, in a rarefied medium, xxiv, 390.

—, explosion of, with nitric acid, xvi, 366.