FIELD NOTEBOOK 
If lost, will finder please tie securely and 
return to address below. No postage 
stamps are required, Tlie Government 
frank will bring it through, postage free. 
U. S. DEPARTMENT OF AGRICULTURE 
BUREAU OF PLANT INDUSTRY 
OFFICIAL BUSINESS 
PENALTY FOR PRIVATE USE TO AVOID PAYMENT 
OF POSTAGE, $300 
A 
BUREAU OF PLANT INDUSTRY 
U. S. DEPARTMENT OF AGRICULTURE 
8—299 
WASHINGTON, D. C. 
