REVIEWS 
RECENT BOOKS ON PHYSIOGRAPHY 
Rivers of North America. A Reading Lesson for Students of Geog- 
raphy and Geology. By IsraEL C. RussELi. Pp. 326. G. P: 
Putnam’s Sons, 1898. 
Earth Sculpture, or the Origin of Land-Forms. By JAMES GEIKIE. 
Pp. 397. G. P. Putnam’s Sons, 1898. 
Physical Geography. By Witv1am Morris Davis, assisted by 
WitiiAM Henry Snyper. Pp. 428. Ginn & Company, 1899 
These three volumes deserve the careful attention of teachers and 
students of physical geography and geology, not only in secondary 
schools, but in colleges as well. Some of them should also appeal 
to a large class of readers who are lovers of nature, though their work 
is not in educational lines. 
Professor Russell’s book is well described by its explanatory title, 
“A Reading Lesson for Students in Geography and Geology.” In 
this volume the author has presented in readable form the leading pro- 
cesses and principles involved in the history of rivers. In addition, 
he has introduced, as the title suggests, much descriptive matter con- 
cerning the rivers of our own continent. ‘The matter is not too tech- 
nical for the high school student who is serious in his work, and will 
be read with profit by college students who have rarely had a physio- 
graphic topic so well presented on the printed page. 
The scope of the book is in a measure indicated by the headings of 
the various chapters: The Disintegration and Decay of Rocks; Laws 
Governing Streams ; Influence of Inequalities in the Hardness of Rocks 
on Riverside Scenery ; Material carried in Suspension and in Solution ; 
Stream Deposits; Stream Terraces; Stream Development; Some of 
the Characteristics of American Rivers; The Life History of a River. 
In treating of these various topics the author has made no attempt 
to be exhaustive, for the book has been prepared, not for the profes- 
sional geographer, but for the general student who has had too little 
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