708 PUBLIC LAWS-CHS. 618-620-OCT. 6, 1949 [63 STAT. 59 Stat. 488. District of Columbia Teachers' Salary Act of 1945, as amended, shall VII, §' 31-638 to 31- be interpreted to apply to this Act. Nothing in this subsection shall 658. require the recomputation of the annuity of any person retired under the Act of August 7, 1946, prior to the effective date of this Act, or of any person retired prior to the effective date of the Act of August 7, 1946, whose annuity is computed in accordance with the provisions of that Act." (b) This section shall be effective as of July 1, 1947. Effective date. SEC. 5. This Act except as otherwise provided herein shall become effective on July 1, 1948. Approved October 6, 1949. [CHAPTER 619] October 6, 1949 [H. R . 3420] (Public Law 3251 AN ACT To authorize the exchange of wildlife refuge lands within the State of Washington. Be it enacted by the Senate and House of Representatives of the Washington. United States of America in Congress assembled, That the Secretary Conveyance. of the Interior is authorized, in his discretion, at any time within ten years from the date of the approval of this Act, to accept from the State of Washington on behalf of the United States title to any lands in the State of Washington which he deems chiefly valuable for wild- life refuge purposes, and which are equivalent in value to the lands of the United States within the Skagit National Wildlife Refuge, and in exchange therefor to convey by deed on behalf of the United States to the State of Washington the said lands of the United States in the Skagit National Wildlife Refuge. Administration. SEC. 2 . Any lands acquired by the Secretary of the Interior under the terms of this Act, if located within or adjacent to an existing wild- life refuge or reservation, immediately shall become a part of such refuge or reservation and shall be administered under the laws and regulations applicable thereto, and, if not so located, may be admin- istered as a migratory-waterfowl management area, refuge, reserva- tion, or breeding ground in accordance with the provisions of the 16 u.s. c. II 661- Act of August 14, 1946 (60 Stat. 1080), and Acts supplementary 666a; Supp. II, I 661 t ,q. thereto. Approved October 6, 1949. [CHAPTER 620] October 6, 194 ANA (H. R . 39261 To rename a game sanctuary in the Harney National Forest as the "Norbeck [Iublic Law 326] Wildlife Preserve", and for other purposes. Norbeck Wildlife Preserve, 8. Dak. 16U.S.C.11675- 678; Supp. II, i 678. 16 U. S. C., Supp. II, II 678a, 678b. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That from and after the approval of this Act, that portion of the Harney National Forest in the Black Hills of South Dakota heretofore known as the Custer State Park Game Sanctuary and adjoining or in the vicinity of the Custer State Park and the Mount Rushmore National Memorial res- ervation and referred to in the Act of June 5, 1920 (Public Law 258 of the Sixty-sixth Congress, 41 Stat. 986), as amended, and the Act of June 24, 1948 (Public Law 747 of the Eightieth Congress, 62 Stat. 580), shall be known and designated as the Norbeck Wildlife Preserve and that all records, surveys, maps, and public documents of the United States and of the State of South Dakota in which Custer State Park Game Sanctuary is referred to shall be held to refer to the Norbeck Wildlife Preserve. SEC. 2. That portion of the Mount Rushmore National Memorial reservation which lies in the west half of the west half of section 17;
�
