djoxxlb aub iCinroIn's pubruuibns. 



AyJfTJAT. OF SCIENTIFIC DISCOVFIiT FOR 1870; or, Year 



Book of Facts in Science and Art, exhibiting tlie most important Discoveries 

 and Improvements in ^lechanics, Useful Arts, Natural riillosopliy, Chemistry, 

 Astronomy, Meteorology, Zoology, Botany, Mineralogy, Geolog^y, Geography, 

 Antiquities, &c., togetiier with a list of recent Scientific Publications; a classi- 

 fied list of Patents; Obituaries of eminent Scientilic Men; an Index of Impor- 

 tant Papers in Scientific Journals, Keports, &c. 

 With a Portrait 12mo. 2.00. 



Volumes? of the same Work for years 1850 to 1870 (twenty vols.), with the 

 Likeness of some distinguished Scientific or Literary man in each. 2.00 per 

 volume. 



The whole Series bound in uniform style, and put up in an elegant, substantial 

 box, 40.00. 



This ■work, issued niinually, contains nil important facts discovered or onnounccd during the 

 fear. 0»" Each volume is distinct in itself, and contains entirely new matter. 



THE FLVItALITT OF WORLDS. A New Edition. With a Supple- 

 MicxTARY Dialogue, in which the author's Keviewers arc reviewed. 12mo, 

 cloth, 1.50. 



THE ROMANCE OF NATURAT, HISTORY. By PlllLIP Henrt 



GossE. With numerous elegant Illustrations. 12mo, cloth, 1.75. 



THE NATURAE HISTORY OF THE HUMAN SPECIES; lit 



Typical Forms and Primeval Distribution, By Chaulks Hamilton Smith, 

 With an Introduction containing an Abstract of the views of Blumenbach, 

 Prichard, Bachman, Agassiz, and other writers of repute. By Samuel Ivnee* 

 LAND, Jr., M. D. With elegant Illustrations. r2mo, cloth, 1.75. 



TREATISE ON THE COMPARATIVE ANATOMY OF THE AN- 

 IMAL KINGDOM. By Profs, C Th. Von Sii:bold and H. Stannius. 

 Translated from the German, with Notes, Additions, &c. By Waldo I. Bur- 

 nett, M. D., Boston. One elegant octavo volume, cloth, 3.50. 

 This U believed to be incomparably the best and most complete work on the subject eztanL 



THE CAMEL ; His Organization, Habits, and Uses, considered with refer 

 ence to his introduction into the United States. By George P. ILVRSii, luta 

 U. S. Minister at Constantinople. 12mo, cloth, 75 cts. 



INFLUENCE OF THE HISTORY OF SCIENCE UPON INTEL- 

 LECTUAL EDUCATION. By Willia>I Whewell, D. D., of Trinity 

 College, England, and the alleged author of '' Plurality of Worlds." I'Jmo, 

 cloth, 40 cts. 



KNOWLEDGE IS POWER. A view of the Productive Forces of Modem 

 Society, and the Results of Labor, Capital, and Skill. By Ciiaules Knight. 

 With numerous Illustrations. American Edition. Revised, witli additions, by 

 David A. Wells, Editor of the "Annual of Scientific Discovery." 12mOj 

 doth, 1.75. 



