ALPHABETICAL INDEX. 



Abaca?, an ingenious, 235. 



Abbe, Prof. Cleveland, 91, 96, 147, 149, ITT, 



203, 207, 356, 357. 

 Abbot, Gen. H. L., 76, 102, 213. 

 Abbott, Dr. Chas. C, 382. 

 Abercrombie, Hon. Ralph, 148. 

 Abicb, 200. 

 Abney, 240. 

 Absorption of heat, 533. 



of the soil, 541,542. 

 spectrum, peculiar, 238. 

 Academy of Sciences of Boston, 1S6. 

 Acadian Bay, 433. 

 Acarns, new, 375. 

 Acids and sugar in grapes, 551. 

 Acoustics, 219. 



Actinometric observations, 163. 

 Adamite, a zinc arsenate, 279. 

 Adamkiewicz, A., 483. 

 Adams, 242. 



Aerial respiration in fishes, 4G2. 

 Aeronautic ascensions, 207. 

 ^Esthetic culture, 403. 

 Africa, 339. 



archaeology of, 3SS. 

 ethnography of, 396. 

 African Exploration Fund, 340. 

 Agardh, 204. 

 Agassiz, Prof. Alexander, 317, 409, 410, 417, 



423, 423, 458, 484. 

 Agricultural colleges, 527. 



department, 527. 

 science in 1S7S, 526, 527. 

 Agriculture and rural economy, 525. 

 Agrikulturchemie, 526. 

 Aime's submarine current indicator, 115. 

 Air, chemical and physical properties of 



the, 157. 

 Air-pump for experiments, 197. 

 Air-thermometer, the, 227. 

 Airy, Prof., 162, 244. 



Sir 0. B., 91. 

 Aitken, J., 168,234. 

 Albertis, Sign or de, 351. 

 Albite, crystals of, 27S. 

 Albrecht, 110. 

 Alcohol, formation of, in growing plants, 



266. 

 Aleutian Islands, caves in, 3S1. 

 Algae, 50G. 



of the Adriatic, 517. 



of the White Sea, 517. 

 Algiers, meteorology in, 129. 

 Aliment, 401. 

 Alix, E., 4S3. 



Allegheny Observatory, 47. 

 Allen, Francis A., 398. 



Harrison, 489. 



J. A.,455, 483, 4S4. 

 Allix and Bouvier, 495. 



Allport, 291. 

 Alluard,152, 165. 

 Almqnist, 323. 

 Alpheus, 437, 441. 

 Alpine Club, Italian, 131. 

 Alsop, Prof. S., Jan., 65. 

 Alston, E. Ft., 455. 

 Altai Mountains, 346. 

 Altitudes, determining, by the barometer, 

 199. 



influence of high, 194. 

 Amblystoma larvae, 474. 

 America, Central, 336. 



progress of botany in, 501. 

 American Agriculturist, 527, 560. 



Antiquarian, 3S3. 



Association, 382. 



Association for the Advance- 

 ment of Science, 309. 



Ephemeris for 1881, 46. 



grape, chemistry of, 551. 



Iron and Steel Association, 603. 



iron trade in 1S7S, 611. 



Jurassic mammal, 499. 



Naturalist, 3S3. m 



tropical realm, 4S4. 

 Ammen, Rear-Admiral, 337. 

 Ammonia process of soda manufacture, 



597. 

 Amphibians and reptiles, 472. 

 Anaerobiosis of micro-organisms, 361. 

 Anales del Museo de Mexico, 3S4. 

 Analogies of plant and animal life, 409. 

 Analysis of soils, 545. 

 Anatomy and morphology, 511. 



and physiology of the nervous 

 system, 483. 



physiology, etc., of races, 390. 



vegetable, 507. 

 Anders. Dr. J. M., 50S. 

 Anderson, Andrews Anders, 18, 506, 620. 



R., 1S7. 

 Andre, Rayet, and Angot's Astronomie 



Pratique, 41, 42. 

 and Angot, 25. 

 Anemometer, self-registering, 152. 

 Anents, 14. 



Aneroid barometer, 154, 155. 

 Angler-fishes, 470. 

 Angot, 149. 

 Angstrom, 190. 



Aniline colors for staining, 364. 

 Animalivorous bats, 4S7. 

 Animals, geographical distribution of, 



415. 

 Annual fishes, 466. 

 Ansart, Captain, 138. 

 Auselm, H. J.,3S8. 

 Antarctic realm, 4S5. 

 Anthracite, supply of, 614. 



