NATURE 



{January 5.2, 1SS0 



SCIENTIFIC WORKS 



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BACONS NOVUM ORGANUM. Edited with Intro- 

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A HAND-BOOK of DESCRIPTIVE ASTRONOMY. 

 By George F. Chambers, F.R.A.S. Third edition, re- 

 vised throughout and much enlarged. 3vo, $7. 



"I have 10 acknowledge a great amount of very useful advice ami .inst- 

 ance from observers in all pans of the world, most of them total strangers 

 to me, many of them being persons 1 had never heard of until the receipt 

 of their letters. Indeed, the letters that I have received, especially from the 

 United States of America, have been a very gratifying encouragement to 

 me to persevere in improving this work in every possible way."— Extract 

 from Pr,/.«,. 



COAL : ITS HISTORY AND USES. By Professors 



Grekn, Miall, Thorpe, Rucker, and MARSHALL, of 



the Yorkshire College. Edited by Prof. Thorpe. Svo, 



$4. 



Contents :— The Geology of Coal— Coal Plants— Animals of the Coal 

 Measures— The Chemistry of Coal— Coal as a Source of Wealth and of 

 Power— The Coal Question. 



ELEMENTS OF COMPARATIVE ANATOMY. 

 By Carl Gkgknuaur, Professor of Anatomy, and Di 

 rector of the Anatomical Institute at Heidelberg. 

 Translated by F. Jeffrey Bei.l, B.A. The" Translation 

 revised, and a Preface written by E. Rav LankBSTER, 

 M.A., F.R.S., Professor of Zoology and Comparative 

 Anatomy in University College, London. 8vi 



A TEXT-BOOK OF PHYSIOLOGY. By Michaei 

 Foster, M.A., M.D., F.R.S.. Prelector in Pin 

 and Fellow of Trinity College, Cambridge, 

 edition, revised and enlarged. With illustrations. 

 8vo, $5. 



THE PRINCIPLES OF SCIENCE. A Treatise on 

 Logic and Scientific Method. By W. Stanley Jevons, 

 LL.D., M.A. Second edition, revised. i2mo, $3.50 



LECTURES ON SOME RECENT ADVANCES 

 IN PHYSICAL SCIENCE. With a Special Lecture 

 on Force. By P. G. Tait, M.A., Professor of Natural 

 Philosophy in the University ol" Edinburgh. Second 

 td tiou revised i2tno, $2.50. 



THE FORCES OF NATURE. A Popular Introduc- 

 tion to the Study of Physical Phenomena. ByAMi;i>iip, 

 GuTLLEMIN. Translated from the French by Mrs. 

 NORMAN LocKYER, and edited, with additions ind 

 Notes, by I Norman Lockyer, F.R.S. With Plates 

 and nearly 500 Engravings, Royal Svo, $S. 



THE APPLICATIONS OF PHYSICAL FORCES. 

 By Amedf.e GUILLEMIN. Translated from the French 

 by Mrs. Norman LOCKYER, and edited, with additions 

 and Notes, by J. Norman- Lockyer, F.R.S., with 

 Plates and nearly 500 Engravings. Royal Svo, $8. 



CONTRIBUTIONS TO SOLAR PHYSICS. A 



Popular Account of Inquiries into the Physical Consti- 

 tution of the Sun, with special references to recent 

 Spectroscopic Researches; Communicationstothe Royai 

 Society of London, and the French Academy of Sciences, 

 with Notes. By J. Norman Lockyer, F.R.S. With 

 illustrations. Svo, $7.50. 



STAR-GAZING : PAST AND PRESENT. By J. 

 Norman Locicyer, F.R.S. Expanded from Shorthand 

 Notes of a Course of Royal Institution Lectures, with 

 the assistance of G. M. Seabroke, F.R.A 



CONTRIBUTIONS TO THE THEORY OF NAT- 

 URAL SELECTION. s. By 



author of the " Mai 

 chipelago," etc . etc. tarn 

 ON THE GENESIS OF SPECIES. By H.St. Geo&gs 

 Mivart, F.R.S. With numerous illustrations. Se- 

 1 ilition. I2m 



PREHISTORIC MAN. Researches into the Origin of 

 Civilization in the Old and the New World. By 

 Daniel Wilson. LL.D.; F.R.S. E., Professor of History 

 and English Literature in University College, Toronto. 

 Third edition, revised and enlarged. 2 vols.. Svo. $S. 



SCIENCE LECTURES AT SOUTH KENSING- 

 TON. Volume I. 121110, $1-75- 

 Contents : — Photography— Light and Colors— Fluorescence — Kine- 

 matics of Madiinerj — Steam-Engine— Radiation— Microscopes— Elect™ 



meters— Apparatus Relating to Vejetablc Physiology— Electrical Measure- 

 ments. 



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