PREFACE IX 



Becker, Clarence D. Brown, Edwin C. Brown, 

 Frank M. Chapman, C. E. Hamilton, John D. 

 Haney, Robert W. Hegner, D. Lange, and 

 Laurence J. Webster, to Dr. A. K. Fisher, The 

 Macmillan Company, " Bird-Lore," and " Forest 

 and Stream," and especially to Mr.E.H.Forbush, 

 who has furnished the drawings for a number 

 of cuts originally published in his " Useful Birds 

 and their Protection," as well as his photograph 

 of the screech owl in its nesting-box. 



The author will welcome any correspondence 

 regarding experiences along the lines here de- 

 scribed, either as suggestions regarding the im- 

 provement of any methods here given, or as 

 additional information. 



The preparation of this book was carried on 

 with the support of the National Association of 

 Audubon Societies after consultation with its 

 officers, with whose express approval it is now 

 issued. 



