ILLUSTRATIONS. 



PLATE. 



Page. 

 Two Important Enemies of the Boll Weevil : Baltimore Oriole and Orchard 



Oriole Frontispiece 



TEXT FIGURES. 



Fig. 1. An ornamental martin house 10 



2. A simple martin house 11 



3. A barrel martin house 11 



4. Barn swallow 13 



5. Kingbird 15 



6. Crow blackbird or bronzed grackle 17 



4 



