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POWER AND CONTROL of the GULF STREAM 
How it Regulates the Climates, Heat, and Light of the World 
Cause and Effects of Ocean Currents 
The Equatorial and the Polar Forces 
By CARROLL LIVINGSTON RIKER, M.E. 
Net $2.00. Conspectus of the work sent free on request 
For Sale By 
THE BAKER & TAYLOR COMPANY., Publishers and Booksellers 
Trade Agents in the East for the University of Chicago Press 
33-37 East Seventeenth Street NEW YORK 
9 
