„»«l«*"'«»*'*~*'-^"*'*"'''"'''"*«il 



f//7A 





GUIDE 





TO 



THE STUDY OF INSECTS 



AND A TREATISK ON THOSE 



INJUEIOUS AND BENEIIOIAL TO OEOPS: 



I'OK THE USE OF 



COLLEGES, FARM-SCHOOLS, AND AGRICULTURISTS. 



U 



^•t^"^ 



BY 



A. S. PACKARD, Jr., M. D. 



WITH ELEVEN PLATES AND SIX HUNDRED AND te'TY WOOD-CUTS. 





SALEM : 



NATURALIST'S B <" ^v AGENCY. 

 LONDOx: TRtJBNEU & CO. 



1869. 



MAY 1 8 1987 



