INDEX. 



633 



Caterpillars, destroying of, 3T0. 

 Cathartine, compound nature of, 91. 

 Catlin, Mr. George, 619. 

 Cattle, British, origin of breeds of, 3S0. 

 diseases, report on, 3S1. 

 milk of diseased, 568. 

 miscarriage of, 3S7. 

 murrain in, 3S5. 



plague, international council, 3S9. 

 typhus, 386. 

 Cave skeleton, remarkable, 226, 227, 22S. 

 Cellars, destroying mould in, 360. 

 Cellulose in animal tissues, 276. 

 Cement for masonry, 526. 

 from sewage, 577. 

 Central America, exploration in, 211. 

 Ceruleo-lactine, a new mineral, 117. 

 Cervus verticornis, 301. 

 Cetaceans of the west coast, 312. 

 Ceylon, natural history of, 161. 

 Chacabuco, Chilian exploring vessel, 157. 

 Champlain, lake, shad-planting in, 429. 

 Chandler, Professor C. F., 450, 593. 

 Chapman, Mr. E. T., 619. 



Mr. James, 619. 

 Charcoal andiron on carbonic acid, at red 



heat, 110. 

 Charles worth, Mr. J., 224. 

 Chattier, Mr., 113. 

 Chatfield & Co., Messrs., 32. 

 Chauveau, Professor, 3S5, 560, 591. 

 Chemical intensity of daylight, 90. 



inventions in the London expo- 

 sition of 1871, 89. 

 Chemistry and metallurgy, S3. 

 Chesapeake oysters, green color of, 432. 

 Chesmore, Dr., 141. 

 Chesney, General F. R, 619. 

 Chevreuil, Mr., 520. 



Chicago Academy of Sciences, circular of, 

 610. 

 fire, 62. 

 improved sanitary condition of, 



293. 

 water, microscopic forms in, 292. 

 Child, Mr., 576. 

 Guilds, Colonel, 155. 

 Chile, coal in, 120. 



explorations in, 156. 

 volcanic sand in, 56. 

 Chilian glaciers, 123. 



ship Chacabuco, cruise of, 157. 

 Chiuamine, a new Cinchona alcaloid, 93. 

 Chinese Cyprinidae, 262. 



white cabbage, 394. 

 Chironectes pictus, 260. 

 Chloral and strychnine, 5S3. 

 crotouate of, 550, 555. 

 hydrate as antiseptic, 570. 

 in seasickness, 580. 

 nature of, 105. 

 in cholera, 564. 

 sulphohydrate of, 5S6. 

 Chloralum, value of, 571. 

 Chloride of heuzoyl, 103. 



of calcium to sewage, 576. 

 Chlorine against mercurial vapors, 528. 



preparation on a large scale, 532. 

 Chloroform and morphine, 556. 

 Cbloropbyl and its derivatives, 94. 

 Cholera and chloral, 564. 



and hypodermic injection, 564. 

 and solar spots, 563. 

 districts, 562. 



Dd 



Cholera, immunity of coppersmiths from, 



564. 

 Chondrine in tunicates, 301. 

 Christian, Hans, 143. 

 Christison, Professor, 106. 

 Chromic acid an antiseptic, 571. 

 Chusquea spencei, 179. 

 Cinchona succirubra, 93. 

 Cirrus clouds, course of, 67. 

 Clark, Mr. Alvau, 27. 

 Mr. J. H., 174. 

 Clark & Co., Messrs., 26. 

 Clark & Sons, Messrs., 40. 

 Clarke, Mr. Geo., 421, 435. 



Professor, 176, 605. 

 Classification of odors, S7. 

 Cleaning, dry method of, 467, 470. 

 Cleaver, Hon. Chas. P., 295. 

 Clement, Dr., 608. 

 Cleve, Mr. P. T.,135. 

 Clift, Itev. W., 401, 410, 411, 412. 

 Climate of hill-tops and valleys, 51. 



of mountains, 55S. 

 Climatic conditions of different regions, 



50. 

 Climbing plants, preferences of, 342. 

 Close time for lobsters, proposed, 305. 

 Cloth, water-proofiug, 516. 

 Coal, fuel from fine, 479. 



improving poor, 494. 



in Chile, 120. 



origin of, 120. 



powdered for unhealthy plants, 368. 



sulphur in, 86. 



supply, exhaustion of British, 474. 



varnish for coating metals, 505. 

 Coal-gas, purification of, 488. 

 Cobalt, sulphate of, for green colors, 512. 

 Cobbiu, Mr., 220. 



Cobra and mongoose, fight of, 255. 

 Cod, monster, 264. 



Cod-fish in Alaska, spawning of, 436. 

 names of, 424. 



stones in the stomachs of, 204. 

 Cod-fisheries, Loffoden, 424. 

 Cod-fishing in the Shumagin Islands, 436. 

 Cod-liver oil pills, 550. 

 Coffee, detecting adulteration of, 460. 



tea, etc., physiological action of,283. 

 Cohn, Dr., 347, 34S. 



Colliery explosions and the weather, 53. 

 Collodion lacquer, 522. 

 Colombian guaco, supply of, 340. 

 Colonosaurus mudgei, 307. 

 Color in fishes, change of, 319. 



white for woolens, 513. 

 Colorado, survey along the, 212. 

 Colorimeter, new, 510. 

 Coluber constrictor, 255. 

 Columbia River, salmon fisheries in, 440. 

 Colvin, Mr. Verplanck, 151. 

 Combination of nitro-glycerine, new, 483. 

 Combustibility of iron, 109. 

 Combustion of charged silk, spontaneous, 



SS. 

 Comet, Encke's, 35. 



Professor Plantamour's, 21. 

 the lost. 38. 

 Comets and i..eteorites, 27. 



Zoellner on the nature of, 2. 

 Comfrey as a fodder plant, 364. 

 Comparison of antiseptics, 570. 

 Compositions, fire-proofing, 486. . 

 Conchology, American journal of, 611. 



2 



