[56 STAT. PUBLIC LAWS-CH. 516 -JULY 22, 1942 43 Stat. 653. Study of effect of tax laws, etc. 16 .S.C.§566. 36 Stat. 961. Total. promote continuous production of timber on lands chiefly valuable therefor", approved June 7, 1924, as amended (16 U. S. C. 564-570), including also the study of the effect of tax laws and the investigation of timber insurance as provided in section 3 of said Act, $4,000,000, of which not to exceed $72,418 and $2,500 shall be available for personal services and for the purchase of supplies and equipment, respectively, in the District of Columbia. ACQUISITION OF LANDS FOR NATIONAL FORESTS For the acquisition of forest lands under the provisions of the Act approved March 1, 1911, as amended (16 U. S . C. 513-519, 521), $354,210, of which not to exceed $50,540 may be expended for per- sonal services in the District of Columbia. Total, Forest Service, $20,184,285. FOREST ROADS AND TRAILS For carrying out the provisions of section 23 of the Federal High- 42 Stat.218. way Act approved November 9, 1921 (23 U. S . C . 23), and for the construction, reconstruction, and maintenance of roads and trails on experimental areas under Forest Service administration, including not to exceed $59,500 for personal services in the District of Columbia, $7,000,000, which sum consists of the balance of the amount authorized to be appropriated for the fiscal year 1941 by the Act approved June 8, 1938 (52 Stat. 635), and parts of the amounts authorized to be appropriated for the fiscal years 1942 and 1943 by the Act approved September 5, 1940 (54 Stat. 867), to be immediately available and to Strage of equip- remain available until expended: Provided, That this appropriation ment. shall be available for the rental, purchase, or construction of buildings necessary for the storage and repair of equipment and supplies used for road and trail construction and maintenance, but the total cost of any such building purchased or constructed under this authoriza- Portland, oreg. tion shall not exceed $7,500: Provided further, That there shall be available from this appropriation not to exceed $38,000 for the pur- chase of land and buildings at Portland, Oregon, for the storage and repair of Government equipment for use in the construction and maintenance of roads. BUREAU OF AGRICULTURAL CHEMISTRY AND ENGINEERING SALARIES AND EXPENSES For investigations, experiments, and demonstrations hereinafter authorized, independently or in cooperation with other branches of the Department of Agriculture, other departments or agencies of the Federal Government, States, State agricultural experiment stations, universities, and other State agencies and institutions, counties, mu- nicipalities, business, farm, or other organizations and corporations, individuals, associations, and scientific societies, including the employment of necessary persons and means in the city of Washing- ton and elsewhere; and for erection, alteration, and repair of build- ings outside the District of Columbia at a total cost not to exceed $15,000, as follows: General administrative expenses: For necessary expenses for gen- eral administrative purposes, including the salary of Chief of Bureau and other personal services in the District of Columbia, $106,044. Agricultural chemical investigations: For conducting the investi- gations contemplated by the Act of May 15, 1862 (5 U. S . C . 511, 512), relating to the application of chemistry to agriculture; for the bio- 12 Stat. 38 . 682
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