LABORATORY PROBLEMS 



IN 



CIVIC BIOLOGY 



BY 



GEOKGE WILLIAM HUNTER, A.M. 



HEAD OK Till DEPARTMENT OF BIOLOGY, DE WITT CLINTON 



HIGH SCHOOL, CITY OF NEW YORK 



AUTHOR OF "ELEMENTS OF BIOLOGY," " E8SENTIAL8 OF 



BIOLOGY," "A CIVIC BIOLOGY," ETC. 



€>• 



AMERICAN BOOK COMPAN^°^*^ 



inat] «*^ ^fiaSreAc.^ 



