INDEX. 



Grit, a provincial term for coarse-grained sand- 

 stone, as millstone grit, 394. 



Groats or grits, a preparation from oat-grain, 740. 



Grossulariaceae, a well-known order, including 

 gooseberries and currants, &c. 98. 



Grouse tribe (Tetraonidce), 172. 



Grouse-shooting, a field-sport, 696. 



Grubbers, scarifiers, &c. in Agriculture, 521. 



Gruel from oats, how to prepare, 740, 



Gudgeon, in Angling, 701. 



Gudgeon or journal, in Machinery, 219. 



Guinea-fowl, in Zoology, 171 ; domesticated, 669. 



Guinea-pig, family Cavida, order Rodentia, 187. 



Gulf, in Physical Geography, 52. 



Gulf-stream, in Physical Geography, 62. 



Gull tribe, order Natatores, in Zoology, 168. 



Gum, in Chemistry, 332 ; and gum-resins, in 

 Applied Chemistry, 313. 



Gun-cotton, 352. 



Gun-metal, 405. 



Gunpowder, manufacture of, 351. 



Gut, in Angling, 698. 



Gutta-percha, nature and applications of, 383. 



Gymnodontes (naked-toothed fishes), in Zoology, 

 1 60. 



Gymnospermae, in Botany, 104. 



Gymnotus, or electric eel, 156, 286. 



Gypsum, natural history and uses of, 329, 392. 



Habitat, the scientific term for the situation in 

 which plants or animals naturally thrive best, 67. 



Hackling, a process in flax-dressing, 370. 



Hackney, in the language of the stable, a horse 

 fit for the general purposes of the road, 612. 



Haddock, in Zoology, 157 ; haddock-fishery, 707. 



Haematite, 406. 



Haemorrhoids, or piles, 771. 



Haggis, 744, 763- 



Hail, how produced in the atmosphere, 38. 



Hair physiologically considered, 122. 



Halcyonidas (kingfishers), in Ornithology, 175. 



Halogens (Gr. hals, salt), in Chemistry, 313. 



Halos, parhelia, and coronas, in Meteorology, 48. 



Hams, 746. 



Hand, a measure of four inches, used in measur- 

 ing horses, 615. 



Hare, in Zoology, 187; in Field-sports, 696; in 

 Food, 746 ; in Cookery, 755, 759. 



Harpoon, an instrument in whale-fishing, 718. 



Harrows, various sorts, in Agriculture, 522. 



Harvest and harvesting operations, 530. 



Hat, origin and introduction of, in Costume ; vari- 

 ous sorts, 796 ; manufacture of, 381 ; cocked- 

 hat, when introduced, 797. 



Hatching, natural and artificial, 666, 667. 



Hawk, in Zoology, 175 ; in Field-sports, 695. 



Hay and hay-making, in Agriculture, 530. 



Haze, mist, fog, &c. in Meteorology, 36. 



Headache, treatment of, 778. 



HEALTH, PRESERVATION OF, 721-736. 



Hearing, sense of, physiologically considered, 127. 



Heart, 119,771- 



Heat, 203 ; conduction and radiation of, 206, 207 ; 

 latent heat, 208, in Natural Philosophy; in 

 Chemistry, 313; in Animal Life, 113; sources 

 of, mechanical equivalent of, 208 ; measurement 

 of, 417 ; heat as force, 417 ; conservation of, 488. 



Heaths, heathworts (Ericacece\ in Botany, 101. 



HEATING, economical modes of, 481-487. 



Hedgehog (Erinacecuke), order Insectivora, in 

 Zoology, 185. 



Hedges, in Arboriculture, 608. 



Hegira, era of, in Chronology, 293. 



HelicinjE (Land-snails), in Zoology, 153. 



Hemiplegia, 778. 



Hemlock, a poison, 783. 



Hemorrhage (Gr. haima, blood, rhagi, rentX a 



bleeding, or flow of blood, 774. 

 Hemp, 871. 

 Hen nouses, 663. 



Hens, 662 ; laying-hens, 665 ; hatching, 666. 

 Hermaphrodite, in Vegetable Physiology, 73. 

 Heron, in Zoology, 169. 

 Herring, in Zoology, 157 ; fishery of, 707. 

 Herschel or Uranus, primary planet, described, 7. 

 Hippocampus (sea-horse), figured, in Zoology, i6a 

 Hippopotamus (literally, river-horse), in Zoology, 



lol. 



Hirundidae (Swallows), 174. 



Histology, in Zoology, 130. 



Hives, various sorts for the apiary, 681-683. 



Hoar-frost, in Meteorology, 37. 



Hoes and hoeing, in Agriculture, 526 ; in Garden- 

 ing, 548. 



Holly, nature and culture of, 600. 



Hollyhock, character and treatment of, 565. 



Holothuridas, or Sea-slugs, in Zoology, 119. 



Homoptera, order of, in Entomology, 146. 



Honey, honey-harvest, 685 ; dietetic value of, 743. 



HONEY-BEE, 673-688: 



Honey-suckers (Afeliphanda), 174, 



Honey-suckle, in Floriculture, 568. 



Hooks, anglers', various sorts of, 699. 



Hop (Humulus lupulus), botanical character of, 

 106. 



Horizon, defined, 2. 



Hornbeam, culture of, 600. 



Hornblende, in Geology, 22. 



HOROLOGY, 294-304. 



HORSE, 609-624; in Zoology, 180; when first 

 used by man, 434 ; colours of, 609 ; original 

 locality of, 609 ; character of, 609 ; subjugation 

 and domestication of, 609; varieties of, 611 ; 

 horse- racing, 612; rearing of, 613; teeth, age 

 of, 614 ; technical terms, 615 ; diseases of, 619 ; 

 purchase of, 622 ; draught-horse, 623 ; riding, 

 624 ; pack-horses, in Inland Conveyance, 437. 



Horse-flesh, as food, 746. 



Horse-power, 223, 431. 



Horticulture (Lat. /tortus, a garden, and tola, I 

 cultivate), the culture of the kitchen, Bower, and 

 fruit garden or orchard ; monthly calendar Of, 

 560. 



Hose, 794. 



Hound, varieties of, 693, 096. 



Human body, chemical constituents of, 737. 



HUMAN PHYSIOLOGY, 113-128. 



Humming-bird tribe, family Trochilidx, 174. 



Huttonian, the term applied to the theory of Dr 

 Hutton, which ascribes almost all geological 

 phenomena to the agency of subterranean fire, 



Hyacinths, character ana treatment of, 565, 570. 



Hyaenas, Hysenidae family, 186. 



Hybernacula (Lat.), in Vegetable Physiology, 72, 



Hybridism of plants, in Vegetable Physiology, 80. 



Hybrids (Gr. kybris, a mule), in botany, 81. 



Hydatid, a disease in sheep, 652. 



Hydra, or fresh-water polype, in Zoology, 135. 



Hydrates, hydrated acid, hydric salts, 310. 



Hydraulic- main, in Lighting, 494. 



Hydraulic-ram, 235. 



