61 STAT.] 80TH CONG., 1ST SESS.-CHS. 512, 513-AUG. 7 , 1947 of service in grade of major or lieutenant colonel shall be retired in the grade of colonel with retired pay computed as otherwise pro- vided by law for a colonel with the same length of service including all service now or hereafter credited for active-duty pay purposes, and any such officer who has completed more than twenty-three but less than twenty-eight years of continuous commissioned service in the Regular Army and who has failed to reach the grade of lieu- tenant colonel by reason of the restriction of years of service in grade of major shall be retired in the grade of lieutenant colonel with retired pay computed as otherwise provided by law for a lieutenant colonel with the same length of service includin all service now or hereafter credited for active-duty pay purposes:. (b) The Act of July 31,1935 (49 Stat. 507), as amended (10 U. S. C . 971b), is further amended by adding between sections 5 and 6 thereof an additional section as follows: "SEC. 5a. Any officer in the permanent grade of lieutenant colonel retired after January 1, 1946, upon his own application, or for physi- cal disability, or mandatorily by reason of reaching a prescribed age, or by reason of having completed a prescribed length of service, shall, if at time of retirement he has completed twenty-eight years or more of active Federal commissioned service and has served in any capacity as a member of the military or naval forces of the United States prior to November 12, 1918, unless entitled to be retired in a higher grade under some other provision of law, be retired in the grade of colonel with retired pay computed as otherwise provided by law for a colonel with the same length of service including all service now or hereafter credited for active duty pay purposes." AMENDMENT TO ARTICLE OF WAR 119 SEC. 522. Article of war 119 (41 Stat. 811; 10 U. S . C . 1591) is amended by deleting therefrom the words: "in time of war or public danger,". SAVING CLAUSE SEC. 523. Nothing contained in this title shall operated to reduce the retired grade or retired pay of any officer heretofore retired. Approved August 7, 1947. [CHAPTER 513] 913 Ante, pp. 906, 912. AN ACT August 7. 1947 To promote the mining of coal, phosphate, sodium, potassium, oil, oil shale, gas, IB. Ri. . ,322 and sulfur on lands acquired by the United States. [Public Law 382 Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That this Act may be cited as the "Mineral Leasing Act for Acquired Lands". SEC. 2 . As used in this Act "United States" includes Alaska. "Acquired lands" or "lands acquired by the United States" include all lands heretofore or hereafter acquired by the United States to which the "mineral leasing laws" have not been extended, including such lands acquired under the provisions of the Act of March 1, 1911 (36 Stat. 961, 16 U. S. C., sec. 552). "Secretary" means the Secretary of the Interior. "Mineral leasing laws" shall mean the Act of October 20, 1914 (38 Stat. 741, 48 U. S . C ., sec. 432); the Act of February 25, 1920 (41 Stat. 437, 30 U. S . C ., sec. 181); the Act of April 17, 1926 (44 Stat. 301, 30 U. S. C., sec. 271) ; the Act of February 7, 1927 (44 Stat. 1057, 30 U. S. C., sec. 281), and all Acts heretofore or hereafter enacted which are amendatory of or supplementary to any of the fore- 95347° 0 -8-pt. 1-58 Short title. "United States." "Acquired lands"; "lands acquired by the United States. " "Secretary." "Mlineral leasing laws."