A LABORATORY MANUAL FOR WORK IN 



GENERAL SCIENCE 



BY 



OTIS W. CALDWELL, W. L. EIKENBEEEY, AND 

 CHARLES J. PIEPER 



Tin: SCHOOL OK KDUCATIOX, THE UNIVERSITY OF CHICAGO 



GINN AND COMPANY 



BOSTON' NKW YOIMv CHICAGO LONDON 

 ATLANTA DALLAS COLUMBUS SAN FKANCISCO 



