PUBLIC LAWS-CH. 780-OCT. 9, 1940 Expenses, mining experiment stations. Ante, p. 443 . Investigation of do- mestic sources of min- eral supply. Ante, p. 443 . National historical parks and monu- ments. Ante, p. 448 . Photographic mat service. Ante, p. 861 . Mount Rushmore National Memorial Commission. Ante, p. 449 . 52 Stat. 694. Provios. Limitations. Enforcement of Alaska game law. 43 Stat. 739. 48 U.S. C.C§ 192- 211; Supp. V, i 192- 207. Ante, p. 453 . Territory of Alaska. Legislative ex- penses. 62 Stat. 338 . 63 Stat. 1318 . Alaska. Care and custody of insane. 53 Stat. 734. Expenses, mniing experiment stations: For an additional amount for expenses of mining experiment stations, including the objects and purposes specified under this head in the Interior Department Appropriation Act, 1941, $20,000. Investigation of domestic sources of mineral supply: For an addi- tional amount for investigation of domestic sources of mineral supply, including the same objects specified under this head in the Interior Department Appropriation Act, 1941, $275,000; and the limitations therein of $1,000 which may be expended for printing and binding, of $15,000 which may be expended for the purchase of motor-propelled passenger-carrying vehicles, and of $15,000 which may be expended for personal services in the District of Columbia, are hereby increased to $1,500, $22,000, and $25,000, respectively. NATIONAL PARK SERVICE National historical parks and monuments: For an additional amount for national historical parks and monuments, including the purchase and installation of Virginia Indian artifacts known as the Wirt Robinson Indian collection, and the construction of an additional wing to the Jamestown Museum, $10,000. Photographic mat service: Not to exceed an aggregate of $3,000 from any funds available to the National Park Service during the fiscal year 1941 may be used for the preparation of mats for repro- duction in magazines and newspapers of photographs of scenery in the national parks, in accordance with the Act of August 27, 1940 (Public Act Numbered 771, Seventy-sixth Congress). Mount Rushmore National Memorial Commission: For completion of the work, except the inscription, authorized by the provisions of the Mount Rushmore Memorial Act of 1938, $86,000: Provided, That no part of this appropriation shall be expended for work on any figure, in addition to the four figures authorized by law, upon which work had not commenced as of June 22, 1936: Provided further, That no part of this appropriation shall be available for any work on or toward the inscription provided for in section 3 of such Act. FISH AND WILDLIFE SERVICE Enforcement of Alaska game law: For an additional amount for the enforcement of the Alaska game law, approved January 13, 1925, as amended, to be used exclusively for the construction and equip- ment of hangars in Alaska for airplanes of the Alaska Game Com- mission, $8,500. GOVERNMENT IN THE TERRITORIES Legislative expenses, Territory of Alaska, 1939: The limitations in appropriations for Legislative Expenses, Territory of Alaska, as contained in the Interior Department Appropriation Act, 1939, and the Third Deficiency Appropriation Act, fiscal year 1939, are hereby amended to read as follows: "For salaries of members, $21,585; mileage of members, $9,448.40; salaries of employees, $5,160; printing, indexing, comparing proofs, and binding laws, printing, indexing and binding journals, sta- tionery supplies, printing of bills, reports, and so forth, $14,458.81; in all, 50,652.21". Care and custody of insane, Alaska: For an additional amount for the care and custody of persons legally adjudged insane in Alaska, fiscal year 1940, including the same objects and for the same services specified in the Interior Department Appropriation Act, 1940, $3,000. 1042 [54 STAT.