PUBLIC LAWS-CHS. 330 , 333-MAY 21, 1948 Time limitation. SEC. 2. That the authority granted by this Act shall cease and be null and void, unless actual construction of the dam hereby authorized is commenced within two years and completed within five years from Removal of interfer- the date of approval of this Act: Provided,That from and after thirty days' notice from the Federal Power Commission, or other authorized agency of the United States, to said Carolina Power and Light Com- pany, its successors or assigns, that desirable water-power develop- ments will be interfered with by the existence of said dam, the said company, or its successors or assigns, shall alter the dam, without expense to the United States, so as to remove said interference and, upon failure to do so within a reasonable time, the authority hereby granted to construct, maintain, and operate said dam shall terminate and be at an end; and any grantee or licensee of the United States, proposing to develop a power project at or near said dam, shall have authority to remove, submerge, or utilize said dam, under such conditions as said Commission or other agency may determine, but such conditions shall not include compensation for the removal, sub- Nonliabiityof U.S . mergence, or utilization of said dam: And provided further, That the for dam ag e claims. Carolina Power and Light Company, its successors or assigns, shall hold and save the United States free from all claims for damage which may be sustained by the dam herein authorized, or damage sustained by the appurtenances of the said dam by reason of operations by the United States for flood control, the preservation or improvement of navigation, or for other purposes. Rights reserved. SEC. 3. The right to alter, amend, or repeal this Act is hereby expressly reserved. Approved May 21, 1948. [CHAPTER 333] May 21, 1948 AN ACT [H. R. 6226] Making supplemental appropriations for the national defense for the fiscal year [Public Law 547] ending June 30, 1948, and for other purposes. Re it enacted by the Senate and Houlse of Representative. of the Supplemental Na- United States of Amnrica in Congress assembled, T'hat the following tional Defense Appro- priation Act, 1948. sums are appropriated, out of any money in the Treasury not other- wise appropriated, for the fiscal year ending June 30, 1948, and for other purposes, namely: DEPARTMENT OF THE AIR FORCE CONSTRUCTION OF AIRCRAFT AND RELATED PROCUREMENT For construction, procurement, and modification of aircraft and equipment, spare parts and accessories therefor; electronic and com- munication equipment, detection and warning systems, and specialized equipment; expansion of public plants, and government-owned equip- ment and installation thereof in public or private plants for the fore- going purposes; and personal services necessary for purposes of this appropriation at the seat of the Government and elsewhere; $608,- 100,000, of which $250,000,000 is for liquidation of obligations incurred under authority granted in the Military Appropriation Act, 61 Stat. 560. 1948, to enter into contracts for the foregoing purposes; and, in addi- tion, the Secretary of the Air Force is authorized, until June 30, 1950, to enter into contracts for the foregoing purposes in an amount not to exceed $1,687,000,000: Provided, That the unexpended balance of funds appropriated for the foregoing purposes under the head "Air 61 stat. 55. Cors, Army", in the Military Appropriation Act, 1948, shall be con- solidated with this appropriation, to be disbursed and accounted for as one fund which shall remain available until expended: Provided 258 [62 STAT.
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