PRINCIPAL LAWS RELATING TO NATIONAL FORESTS 31 
ing in diversified agriculture and in insuring the profitable use of 
marginal land, in mining, transportation, and in other industries, 
of the most effective distribution of forest products in the interest 
of both consumer and timber grower, and for such other economic 
investigations of forest lands and forest products as may be neces- 
sary, there is hereby authorized to be appropriated annually, out of 
any money in the Treasury not otherwise appropriated, not more 
than $250,000. 
U.S. GOVERNMENT PRINTING OFFICE: 1932 
For sale by the Superintendent of Documents, Washington, D. C. - - - - - - Price 5 cents 
