Hooke, Robert, pulsations in the tails of comets, 143; his anticipation of the application of botannical and zoological evidence to determine the relative age of rocks, 270-272.
Ho-tsings, Chinese fire-springs, their depth, 158; chemical composition, 217.
Howard on the climate of London, 125; mean annual quantity of rain in
London, 333.
Hugel, Carl von, on the elevation of the valley of Kashmir, 32, 33; on the snow-line of the Himalayas, 331.
Humboldt, Alexander von, works by referred to in various notes:
Annales de Chimie et de Physique, 31, 305.
Annales des Science Naturelles, 28.
Ansichten der Natur, 342, 344, 347.
Asie Centrale, 28, 31, 33, 115, 158, 159, 160, 204, 217, 219, 225, 245,
251, 252, 260, 289, 290, 291, 292, 296, 300, 301, 303-306, 320, 323, 324,
330, 331, 334, 350, 356.
Atlas Geographique et Physique du Nouveau Continent, 33, 249.
De distributione Geographica Plantrum, secundum coeli temperiem, et
altitudinem Montium, 33, 291, 324.
Examen Critique de l'Histoire de la Geographie, 58, 180, 181, 227, 289,
292, 307, 308, 310, 316, 356.
Essai Geognostique sur le Gisement des Roches, 230, 252, 266, 300.
Essai Politique sur la Nouvelle Espagne, 129, 240.
Essai sur la Geographie des Plantes, 33, 230, 315.
Flora Friburgensis Subterranea, 340, 346.
Journal de Physique, 178, 292.
Lettre au Duc de Sussex, sur les Moyens propres a perfectionner la
connaissance du Magnetisme Terrestre, 178, 192.
Monumens des Peuples Indigenes de l'Amerique, 140.
Nouvelles Annales des Voyages, 307.
Recueil d'Observations Astronomiques, 28, 167, 218, 327.
Recueil d'Observations de Zoologi et d'Anatomie Comparee, 232.
Relation Historique du Voyage aux Regions Equinoxiales, 113, 119, 123,
127, 130, 186, 206, 207, 220, 221, 225, 252, 292, 299, 300, 302, 305-307,
314, 315, 327, 329, 334, 336.
Tableau Physique des Regions Equinoxiales, 33, 230.
Vues des Cordilleres, 225, 230.
Humboldt, Wilhelm von, on the primitive seat of Hindoo civilization, 36; sonnet, extract from, 154; on the gradual recognition by the human race of the bond of humanity, 358, 359.
Humidity, 313, 332-335.
Hutton, Capt. Thomas, his paper on the snow-line of the Himalayas, 331, 332.
Huygens, polarization of light, 52; nebulous spots, 138.
Hygrometry, 332, 333; hygrometric wind-rose, 333.