—, for Chemical Arts, iv, 192.
—, for fabrication of Russian leather, iv, 193.
—, for Economical Arts, iv, 193.
—, for useful inventions in agriculture, xviii, 382.
—, for chemical and medical discoveries, xxii, 194.
—, scientific, xxiv, 210.
—, see farther under [Medals] and [Prizes.]
Prenanthes aphylla, v, 299.
[Preservation of objects in Natural History,] iv, 198.
— of specimens of animals, directions for, xii, 271; xix, 52.