®I)C iHommonrucaltl) of ittassachusctts 



DEPAKTMENT OF AGRICULTURE 



ARTHUR W. GILBERT, Commissioner 



DEPARTMENT CIRCULAR No. 10 



Second Edition, Revised 

 August, 1920 



BIRD HOUSES AND NESTING BOXES 



EDWARD HOWE FORBUSH 



BOSTON 

 WRIGHT & POTTER PRINTING CO., STATE PRINTERS 



32 DERNE STREET 

 1920 



