D. APPLETON & CO.'S PUBLICATIONS. 
ICE AGE IN NORTH AMERICA, and its 
Bearings -upon 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 rot 
a page that is not instructive and suggestive. It is sure to make a reputation cbioad 
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 actun." 
Philadelphia Bulletin. 
GREAT ICE AGE, and its Relation io 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 epcch in England and Scotland, wit'.i special 
reference to its changes of climate. 
"THE CAUSE OF AN ICE AGE. By Sir ROBERT 
*- BALL, LL. D., F. R. S., Royal Astronomer of Ireland, author 01 
"Starland." The first volume in the MODERN SCIENCE SE- 
RIES, edited by Sir JOHN LUBBOCK. 121110. Cloth, $1.00. 
"An exceedingly bright and interesting discussion of some of the marvelous phys- 
ical revolutions of which 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 Jce age, and 
never have its phenomena been more cleaily ;tnd graphically described, or its causes 
more definitely located, than in this thnllingly interesting volume." boston traveller. 
T 
O WN GEOLOGY. By the Rev. CHARLES KINGSLEY, 
F. L. S., F. G. S., Canon of Chester. T2mo. 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 sine and sou id 
enough, 1 trust, to help him to unlock most geological picblcms which may meet him 
in any quarter of the globe." From the Prejace. 
/IN AMERICAN GEOLOGICAL RAILWAY 
"**- 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 eai.h 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 
and serviceable hand-book, available alike to the practical geo'ogist, to the strdent 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 
