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D. APPLETON & CO.'S PUBLICATIONS. 



rjrffE ICE AGE IN NORTH AMERICA, and its 



J- Bearings ^^pon the Antiquity of Man. By G. FREDERICK 

 WRIGHT, D. D., LL. D. With 152 Maps and Illustrations. 

 Third edition, containing Appendix on the " Probable Cause of 

 Glaciation," by WARREN UPHAM, F. G. S. A., and Supplement- 

 ary Notes. 8vo. 625 pages, and complete Index. Cloth, $5.00. 



"Prof. Wright's work is great enough to be called monumental. There is not 

 a page that is not instructive and suggestive. It is sure to make a reputation abroad 

 as well as at home for its distinguished author, as one of the most active and intelligent 

 of the living students of natural science and the special department of glacial action." 

 Philadelphia Bulletin. 



E GREAT ICE AGE, and its Relation to the 

 Antiquity of Man. By JAMES GEIKIE, F. R. S. E., of H. M. 

 Geological Survey of Scotland. With Maps and Illustrations. 

 I2mo. Cloth, $2.50. 



A systematic account of the Glacial epoch in England and Scotland, with special 

 reference to its changes of climate. 



E CAUSE OF AN ICE AGE. By Sir ROBERT 

 BALL, LL. D., F. R. S., Royal Astronomer of Ireland, author of 

 "Starland." The first volume in the MODERN SCIENCE SE- 

 RIES, edited by Sir JOHN LUBBOCK. I2mo. Cloth, $1.00. 



"An exceedingly bright and interesting discussion of some of the marvelous phys- 

 ical revolutions of whicli our earth has been the scene. Of the various ages traced and 

 located by scientists, none is more interesting or can be more so than the Ice age, and 

 never have its phenomena been more clearly and graphically described, or its causes 

 more definitely located, than in this thrillingly interesting volume." Hasten Traveller. 



'TO WN GEOLOG Y. By the Rev. CHARLES KINGSLEY, 

 1 F. L. S., F. G. S., Canon of Chester. I2mo. Cloth, $1.50. 



" I have tried rather to teach the method of geology than its facts: to furnish the 

 student with a key to all geology ; rough indeed and rudimentary, but sure and sound 

 enough, 1 trust, to help him to unlock most geological problems which may meet him 

 in any quarter of the globe." Prom the Preface. 



/IN AMERICAN GEOLOGICAL RAIL WAY 

 *1 GUIDE. Giving the Geological Formation along the Rail- 

 roads, with Altitude above Tide-water, Notes on Interesting 

 Places on the Routes, and a Description of each of the Forma- 

 tions. By JAMES MACFARLANE, Ph. D., and more than Seventy- 

 five Geologists. Second edition, 426 pp., 8vo. Cloth, $2.50. 

 " The idea is an original one. . . . Mr. Macfarlane has produced a very convenient 

 ad serviceable hand-book, available alike to the practical geologist, to the student of 

 that science, and to the intelligent traveler who would like to know the country through 

 which he is passing." Boston Evening Transcript. 



New York : D. APPLETON & CO., i, 3, & 5 Bond Street. 



