ACKNOWLEDGMENTS 



Figures 21, 23, 26, 30, 31, 32, 34, 35, 36, 37, 38 and 39 

 are from " The Pruning Book," by Prof. L. H. Bailey, and 

 are used by permission of Prof. Bailey, and his publishers, 

 The Macmillan Company, of New York. Some of these 

 were redrawn and slightly modified. 



Figures 8, 9, 10, 11, 12, 13, 14, 16, 22, 24, 27, 40, 41, 45, 

 47 and 48 are from "Insects Injurious to Fruits," by Prof. 

 William Saunders, F. R. S. C, and were purchased from 

 the publishers of that book, the J. B. Lippineott Company, 

 of Philadelphia, Pa. 



Figures 19, 25, 33, 42 and 43 were purchased from the 

 Wells, Higman Company, of Saint Joseph, Mich. 



Figure 15 is used by permission of Dr. L. 0. Howard, of 

 the U. S. Department of Agriculture. 



Figure 18 is from a plate loaned by the Virginia Agri- 

 cultural Experiment Station, through Prof. Wm. B. Al- 

 wood. 



The books mentioned on page 212, and a few others, have 

 been freely consulted in the preparation of this work, and 

 the assistance thus gained is gratefully acknowledged. 



