PRACTICAL NATURE STUDY 



AND ELEMENTARY AGRICULTURE 



A MANUAL FOR THE USE OF 

 TEACHERS AND NORMAL STUDENTS 



BY 



JOHN M. COULTER 



Director of the Department of Botany, University of Chicago 



JOHN G. COULTER 



Teacher of Biology, Illinois State Normal University 



ALICE JEAN PATTERSON 



Teacher of Nature Study, Illinois State Normal University 



NEW YORK 



D. APPLETON AND COMPANY 



1909 



