INSTRUCTIONS FOR MAKING 



IMPROVEMENT 

 THINNINGS 



AND THE MANAGEMENT OF 

 MOTH-INFESTED WOODLANDS 



BY 



H. O. COOK, M.F., Assistant Forester 



AND 



P. D. KNEELAND, M.F. 



Forester, Moth Division 



UNDER THE DIRECTION OF 



F. W. RANE, State Forester 



WRIGHT & POTTER PRINTING CO., STATE PRINTERS 

 32 DERNE STREET :: :: :: BOSTON, MASS. 



1914 



