[61 STAT. PUBLIC LAWS-CH. 337-JULY 25, 1947 52 Stat. 403 . PoeF, p. 699. 58 Stat. 887. 16U.S.C.§§460d, 825s;33U.S.C.§§ 701a-1, 701c and note, 708, 709; 43 ;. S. C. §390. 60 Stat. 1080. 16 U. S. C. §§661- 666c. 58 Stat. 891. 60 Stat. 653 . 45 Stat. 1057. 43U.S.C.§§617- l617t. .Aate, p. 56. 4nte, p. 163. Supra. 43 U. S. C.§ 618a. FORT PECK PROJECT Fort Peck project, Montana: For construction of transmission lines, substations, and other facilities as may be required by the Bureau of Reclamation, as authorized by the Act of May 18, 1938 (16 U. S. C . 833), $1,500,000, to be immediately available and to remain available until expended. MISSOURI RIVER BASIN Missouri River Basin (reimbursable except as provided in the Act of December 22, 1944 (Public Law 534), Seventy-eighth Congress, and the Act of August 14, 1946 (Public Law 732), Seventy-ninth Con- gress): For the partial accomplishment of the works to be under- taken by the Secretary of the Interior, pursuant to section 9 of the Act of December 22, 1944 (Public Law 534) and section 18 of the Flood Control Act of 1946 (Public Law 526) (including the construc- tion of transmission lines and the purchase of power) and for con- tinuing investigations on the general plan of development, $17,000,000, to remain available until expended: Provided, That this appropria- tion shall be expended, either independently or through or in coopera- tion with existing Federal and State agencies. COLORADO RIVER DAM FUND Boulder Canyon project: For operation, maintenance and replace- ments of the dam, power plant, and other facilities, of the Boulder Canyon project, $1,500,000, payable from the Colorado River dam fund. ADVANCES TO COLORADO RIVER DAM FUND Boulder Canyon project: For continuation of construction of the Hoover Dam and incidental works in the main stream of the Colorado River at Black Canyon, to create a storage reservoir, and of a complete plant and incidental structures suitable for the fullest economic development of electrical energy from the water discharged from such reservoir; to acquire by proceedings in eminent domain, or otherwise, all lands, rights-of-way, and other property necessary for such purposes; and for incidental operations, as authorized by the Boulder Canyon Project Act, approved December 21, 1928 (43 U. S. C., ch. 12A), $435,000, to be immediately available and to remain available until advanced to the Colorado River dam fund. Boulder Canyon project (All-American Canal): For continuation of construction of a diversion dam, main canal (and appurtenant structures) located entirely within the United States connecting the diversion dam with the Imperial and Coachella Valleys in California, and distribution and drainage systems; to acquire by proceedings in eminent domain, or otherwise, all lands, rights-of-way, and other property necessary for such purposes; and for incidental operations as authorized by the Boulder Canyon Project Act, approved Decem- ber 21, 1928 (43 U. S. C., ch. 12A); to be immediately available, and to remain available until advanced to the Colorado River dam fund, $3,245,000. COLORADO RIVER DEVELOPMENT FUND Colorado River development fund (expenditure account): For inves- tigations of projects for the utilization of waters of the Colorado River system in the four States of the upper division, as authorized by section 2 of the Boulder Canyon Project Adjustment Act, approved July 19, 1940 (54 Stat. 774), $500,000 from the Colorado River develop- ment fund (holding account), the unobligated balance of said amount 47g6'