UNIFORM WITH THE PRESENT 

 VOLUME. 



Post 8vo, Cloth Gilt, 45. 6d. each. 



More World* than One, the Creed of the 



Philosopher and the Hope of the Christian. By 

 Sir DAVID BREWSTER. 



The Martyrs of Science. By Sir DAVID 



BREWSTER. With full-page Portraits. 



The Flowers of the Sky. By RICHARD 



A. PROCTOR. With 55 Illustrations. 

 The Chemical History of a C*ndle. By 

 MICHAEL FARADAY. Edited by W. CROOKES, 

 F.C.S. With numerous Illustrations. 



On the Various Forces of Nature. By 



MICHAEL FARADAY. Edited by W. CROOICKS, 

 F.C.S. With numerous Illustrations. 

 The Earth and M in; or, Physical Geography 

 in its Relation to the History of Mankind. By 

 ARNOLD GUYOT. With Additions by Professors 

 A^A^SIZ, PIE <CE, and GRAY, and 12 Maps, &c. 



CHATTO & WINDUS, PICCADILLY, W. 



