PUBLIC LAWS-CHS. 395-397-JULY 30, 1947 Removal of inter- ference. Claims for damage. July 30,1947 [H. R. 3376] [Public Law 286] Hawaii. Issuance of revenue bonds. 31 Stat. 141 . 48U.8.C.i493 note. July 30, 1947 [H. R . 3587] [Public Law 2871 National aviation policy. the date of enactment 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 Pennsylvania Power & Light Company, its successors or assigns, that desirable water-power development 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 con- ditions as said Commission or other agency may determine, but such conditions shall not include compensation for the removal, submer- gence, or utilization of said dam: And provided further, That the Pennsylvania Power & 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. SEC. 3 . The right to alter, amend, or repeal this Act is hereby expressly reserved. Approved July 30, 1947. [CHAPTER 396] AN ACT To ratify and confirm Act 10 of the Session Laws of Hawaii, 1947, extending the time within which revenue bonds may be issued and delivered under chapter 118, Revised Laws of Hawaii, 1945. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That Act 10 of the Session Laws of Hawaii, 1947, amending section 6095 of chapter 118, Revised Laws of Hawaii, 1945, as amended, so as to extend the time within which revenue bonds may be issued and delivered under said chapter 118, is hereby ratified and confirmed and revenue bonds may be issued under and pursuant to the provisions of said chapter 118, Revised Laws of Hawaii, 1945, as amended, and as further amended by said Act 10, without the approval of the President of the United States and without the incurring of an indebtedness within the meaning of the Hawaiian Organic Act, and said chapter 118, as amended, shall constitute full authority for the issuance of said bonds without refer- ence to and independent of the Hawaiian Organic Act. Approved July 30, 1947. [CHAPTER 397] AN ACT To provide for the establishment of a temporary Congressional Aviation Policy Board. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled,That it is the purpose of this Act to provide for the development of a national aviation policy adequate to meet the needs of the national defense, of the commerce of the United States, both interstate and foreign, and of the postal service, and to provide for the formulation and clarification of national policies relating to or affecting aviation, including policies relating to the maintenance of an adequate aeronautical manufac- turing industry. 676 [61 STAT.