INDEX. 



Cementation, a term in steel manufacture, 409. 



Cements, various, composition and manufacture of, 

 365- 



Centipedes (Lat. centum, a hundred, pedts, feet), in 

 Zoology, 145. 



Centrifugal force, in Natural Philosophy, 203. 



Cephalaspis (Gr. cephale". the head, and aspis, a 

 buckler), a fossil fish of the Old Red Sandstone, 

 so termed from the peculiar shape of its head, 

 figured, 26, 160. 



Cephalopoda (Gr. cepjiale", head, POUS, foot), class 

 Mollusca, in Zoology, 154. 



Cereals (Lat. ceres, corn), the grasses which pro- 

 duce the bread -corns, as wheat, rye, maize, &c. 

 528. 



Cerebro-spinal system, 123. 



Cerebrum, cerebellum, in Human Physiology, 123. 



Cerium, one of the metallic elements, 3 1 5. 



Certhiadae (Creepers), in Ornithology, 174. 



Cervidae, the Stag family (Lat. cervus, a stag), 182. 



Cess-pools, privy-pits, 507. 



Cetacea (Lat. ceta, a whale), the Whale tribe, 179. 



Chaityas, Buddhist churches, 477. 



Chalk, in Geology, 30 ; economical value of, 391. 



Chalybeate. Medicines and mineral waters con- 

 taining iron are termed chalybeates, 500. 



Chameleonidae (chameleon family of lizards), 166. 



Chamois, in Zoology, 183. 



Charcoal, 322. 



Charts, in Navigation, 462. 



Cheese, in Husbandry, 637-640 ; cheese-presses, 

 637 ; varieties of cheese, 639 ; improvements in 

 manufacture of, 640 ; in Dietary, 748. 



Cheiroptera, bats (Gr. cheir, hand, pteron, wing), 

 order in Zoology, 188. 



Chelonidae (Turtles), family in Zoology, 163. 



Chemical equations, 317. 



CHEMISTRY, INORGANIC AND ORGANIC, 305-336. 



CHEMISTRY APPLIED TO THE ARTS, 337-352. 



Chenopodiaceae, order in Botany, 105. 



Cherries, varieties and cultivation of, 585. 



Chert, a silicious mineral, nearly allied to chal- 

 cedony and flint, but less homogeneous and 

 simple in texture, 30. 



Chestnut See Hippocastanaceae in Botany, 93, 



599- 



Chicory, in Botany, 100; in Dietetics, 751. 

 Chignon, style of head-dress, 799. 

 Chimpanzee, family Simiadae, order Quadrumana, 



192. 



China clay, or kaolin, 359, 393. 

 China or porcelain, manufacture of, 359. 

 Chitine, in Zoology, 142. 

 Chiton, a family of gasteropod mollusks, 152. 

 Chloric acid, 325. 



Chloride of ammonia, sal-ammoniac, 307. 

 Chloride of lime, bleaching-powder, manufacture 



of, in Applied Chemistry, 339. 

 Chloride of sodium, common salt, 307. 

 Chlorides, 313. 

 Chlorine, one of the elementary substances, 307, 



313, 324- 

 Chloroform, 321. 



Chlorophyll, in Vegetable Physiology, 78. 

 Choke-damp, a mining term for carbonic acid gas, 



388. 



Choking, how to proceed in cases of, 782. 

 Christian era, when introduced, 293. 

 Chromium, in Chemistry, 329 ; in the Arts, 416. 

 Chromosphere, in Astronomy, 6. 

 Chromule, in Vegetable Physiology, 78. 



CHRONOLOGY, 289-294. 



Chronometers (Gr. cnronos, time, ttutron, a meas- 

 ure), in Horology; 303. 



Chrysalis or pupa (Gr. ckrysus, gold), in Ento- 

 mology, 146. 

 Chrysobalaneae, the Cocoa-plum family, in Botany, 



96. 



Churns, churning, in Dairy Management, 638. 

 Chyle, 117,724- 

 Chyme, 116, 723. 

 Cider, a fermented liquor made from the juice of 



apples, 578. 

 Cilia (LaL cilium, an eyelash), a term applied to 



the microscopic filaments which project from 



animal membranes, and are endowed with a 



quick vibratile motion, 133. 

 Cinnabar, a native ore of mercury, 413. 

 Cirrhopods, family of Crustacean animals, in 



Zoology, 142. 



Cirrhosis, treatment of, 775. 

 Cirrus, one of Howard's cloud-formations, 36. 

 Citric acid, in Organic Chemistry, 335. 

 Civets (Viverrida), 186. 

 Clark's softening process in water, 500. 

 Classification, in Zoology, 132. 

 Clay, varieties of, how employed, 393. 

 Clay-slate, 23 ; economically considered, 393. 

 Cleanliness essential to health, 727. 

 Clepsydras, or water-clocks, in Horology, 295. 

 Clerestory, in Architecture, 472. 

 Climate, 47. 



Climatology of the globe, 63. 

 Clinkstone, called also Phonolite ; see Greenstone, 



1 8. 



Cloacae, or sewers of ancient Rome, 507. 

 Clocks, their origin and construction, 295 ; curious 



clocks, 299 ; electric clocks, 299. 

 Clock-work, miscellaneous, 300. 

 CLOTHING, 785-800. 



Clouds, their classification and character, 36. 

 Clover as an agricultural crop, 526. 

 Coaches, history and rise of, in Britain, 435 



various kinds of, 435. 

 Coal-fields, 387 ; coal, origin of, 385. 

 Coal-gas, 493 ; its manufacture, 493 distribution 



of, 495; burning of, 495. 

 Coal-measures, as a geological group, 27. 

 Coal-mining, 387 ; coal, varieties of, 386. 

 Coal-tar, 493. 

 Cobalt, in Chemistry, 329; in Metallurgy, 4> 5 



oxide of cobalt, 415. 

 Cobra da Capello, figured, 164. 

 Coccosteus, a fossil fish of the Old Red Sandstone, 



figured, 26 ; 160. 

 Cocculus Indicus, as an adulterant in brewing, 



752. 

 Cochineal insect, family Coccidae, in Zoology, 146; 



in Applied Chemistry, 344. 

 Cochlea, part of ear, 127. 

 Cockatoo, in Zoology, 173 ; as a cage-bird, 671. 

 Cockle, family (Cardiadz) in Zoology, IS 2 - 

 Cockroaches (order Orthoptcra), 147. 

 Cocoa, Chocolate, in Dietetics, 751. 

 Cocoon, in Entomology, 146 ; of the silkworm, 



Cod-liver oil, in Applied Chemistry, 3495 io 

 treatment of phthisis, 775. 



Cod-tribe, family Gadidae, in Zoology, 157 ; cod- 

 fishery, 706. 



Ccelenterata, sub-kingdom, in Zoology. 135. 



Coffee, in Dietetics, 750 ; in Cookery, 768. 



