Pestalozzi, H., death of, xiii, 183.
Pestalozzian system, ix, 163; x, 145.
Pestum, stone of the temples at, xxxvii, 366.
Petalite in Canada, viii, 69.
Petersburg, St., Russia, libraries of, v, 177.
—, Botanic Garden, xx, 175.
Petrified, see [Fossil.]
Petrifying springs in New York, xxxvi, 11.
Petroleum in the salt springs of the Ohio valley, xxiv, 63.
— in the valley of the little Kenawha, xxix, 86.