FIELD STATUS OF FOREST SURVEY—JAN.1, 1940 
(DIAGRAMMATIG OF MAIN FOREST AREAS) 
For the United States, field work one-half completed. ~ 
Office analysis about one-half finished for the area 
FOREST SURVEY.—A NECESSARY fifst | 
step in a sound approach to the Nation’s | 
forest problems is an appraisal of the extent I 
of our resources, the rate of depletion and : 
growth, and the probable future wood | 
requirements. No reliable information is | 
as yet available on half the forest area of the 
United States. 
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