19. Der Naturforscher. Wochenblatt zur Verbreitung der Fortschritte in 21. Neues Jahrbuch für Pharmacie. Monthly. Heidelberg. 22. Landwirthschaftliches Central-Blatt für Deutschland. Monthly. Berlin. 24. Färber-Zeitung. Organ für Färberei, Druckerei, Bleicherei, Appretur, etc. 25. Muster-Zeitung. Zeitschrift für Färberei, Druckerei, Bleicherei, Ap- 26. Deutsche Färber-Zeitung. J. C. H. Geyer. Bi-monthly. Mühlhausen. 28. Central-Blatt für Agrikulturchemie und rationellen Wirthschaftsbe- 29. Bayerisches Industrie- und Gewerbeblatt. Monthly. Munich. 31. Mittheilungen der Anthropologischen Gesellschaft in Wien. 8vo. Vi- enna. 32. Allgemeine deutsche Polytechnische Zeitung. Dr. H. Grothe. Weekly. Berlin. Herausgegeben von 33. Annalen der Chemie und Pharmacie. Herausgegeben von F. Wöhler, Heidelberg. Monthly. Leipsic and 34. Neue deutsche Gewerbe-Zeitung. Bi-monthly. Leipsic. 35. Berichte der deutschen chemischen Gesellschaft zu Berlin. About 36. Zeitschrift für Wissenschaftliche Zoologie. Siebold & Kölliker. Oc- Leipsic. 37. Astronomische Nachrichten. Altona. 38. Repertorium der Naturwissenschaften. Monatliche Uebersicht der neuesten Arbeiten auf dem Gebiete der Naturwissenschaften. Monthly. 39. Die Natur. Weekly. Halle. D. America. 1. Journal of the Franklin Institute, devoted to Science and the Mechanic 2. Proceedings of the Academy of Natural Sciences of Philadelphia. 3. Proceedings of the Boston Society of Natural History. Quarterly. 4. The American Journal of Science and Art. Silliman and Dana. Month- 5. The American Naturalist: a popular illustrated Magazine of Natural 6. Scientific American: a weekly journal of practical information in Art, 7. The American Chemist. Monthly. New York. 8. Journal of Applied Chemistry. Monthly. New York. 12. The Spirit of the Times. Weekly. New York. 15. Turf, Field, and Farm. Weekly. New York. 16. Field and Stream. Weekly. Chicago. 17. The Engineering and Mining Journal. Weekly. New York. 20. The Iron Age. Weekly. New York. 21. The Railroad Gazette. Weekly. New York. E. Netherlands. 1. Archives Néerlandaises des Sciences exactes et naturelles, publiées par F. Switzerland. 1. Bibliothèque Universelle et Revue Suisse. Archives des Sciences phy G. Italy. 1. Rivista Scientifico-industriale compilata da Guido Vimercati. Month- H. Denmark. 1. Tidsskrift for Fiskeri. Semi-annual. Copenhagen. ALPHABETICAL INDEX. Abbe, 5, 98, 101, 108. on the microscope, 265. Abel, Prof., 463. Abercrombie, Hon. Ralph, 111. Acanthospermum xanthoides, 355. Adulteration of beeswax with paraffin,500. Aeronautics in the arctic regions, 452. African locust in Germany, 329. Agricultural station, Connecticut, 376. pushed in front of a projectile, 144. Air-cooling, method of, 420. Archer, Prof., 415. William, 345. Archimedea remex, 345. Arkansas Fish Commissioners, 401. Army Signal-office, award to, 109. Arsenic, medico-legal examination for, 217. salina and mulhansenii, 335. Artificial alizarine, prohibition in Russia, 490. culture of pearl-oysters, 409. Artillery practice, sharp, 455. Baryta-green, 493. Basalt columns, formation of, 70. and Tyndall, controversy of, 281. Bastie, De la, 512, 513. Bathybius, 342. Baton, use among Egyptians and Jews, 291. Baudeira, Marquis Sa de, 541. Baudrimont, 358. Bauer & Co., 487. Beardslee, Commander L. A., 137. Becher, Rear-Admiral A, B., 541. Beech-bark, waxy matter on, 319. Bennett, A.W., 360. Berkeley and Desmazières, 364. Berthelot, 197, 214, 216. Berthold, 498. Bertrand, 221. Bessel, 23, 24. Bessels, Dr., 344. Beta Persei (Algol), 19. Bezold, Von, 122, 130. Bichromated gelatiu for water-proofing, 489. Biereus de Haan, 43. Binnie, A. R., 92. Biot, 231. Bird, Freder, 541. Birds, habits of, 312. in Massachusetts, decrease of, 309. of Guadalupe, 360. Bischoff and Leuckart, 275. with cerium salts, 491. spots on the scales of fish, 323. Blood, conversion of arterial into venous, 284. do acids coagulate the, 284. preparation of, as powder, 520, Blood-corpuscles of batrachia, 274. of, 270. Blood-stains, microscopic determination | Buckland, Frank, 188, 308, 313, 407, 408. spectroscopic examination of, 270. Blower, automatic hydraulic, 414. Blue for cotton, 493. Boats, submerged chain for towing, 446. Bobretzky, Dr. N., 338. Boeck, Dr. William, 541. Bohemia, rainfall in, 93. Böhmer, Dr. W., 1. Boisbaudran, 203, 204. Bollaert, William, 541. Bolton and Sayce, 476. Building materials, conduction of heat by, 145. Bülow, Von, 51. Bunsen, Prof., 109, 201. Burnell, A. H., 319. Burnham, S. W., 23. Busch, 144. Boiler incrustation, prevention of, 436, 437. Busk, Prof., 337. Boltzmann, 157. Bond, G. P., 21. Bonnafont, Dr., 532. Bonneville Lake, 260. Bontemps, C., 448. Bora of Southern Russia, 129. Borax lake of California, 223. Borchardt, 3. Border-line between plants and animals, California, borax lake of, 223. 280. Boring for coal, 225. Borlan, Alexander, 541. Botany and horticulture, 347. culture of carp in, 403. Fish Commission, 401. Calluna vulgaris, 358. of the valley of the Colorado, 262. Calorimeter, new, 148. Brain, nature of the invertebrate, 287. Brass and copper, coating with zinc, 514. Brayton ready motor, 473. Bredichin, Dr. T., 26, 35, 37. Brighton aquarium, 307, 318, 320. Bromide of lithium, action of, 530. Bronze period, female clothing in, 294. Broom-plant as a fibre, 367. Brown, Dr. Christian, 529. Canada, meteorology in, 80. report of fisheries of, 1875, 391. Canals, single-rail steam towage, 445. Caoutchouc from milkweed, 367. Cape Ann Family Almanac, 386. Carbolic acid, manufacture of, 207. action of, on wood, 431. Carbon dioxide in mineral cavities, liquid, |