63 STAT.] 81ST CONG., IST SESS. - CHS. 428,438--AUG. 15,16,1949 numbered 7 of the official survey to the west line of said tract at a point twelve and forty one-hundredths chains south of official corner num- bered 2, containing fifteen and eighty-six one-hundredths acres, more or less, subject, however, to a reservation to the United States of all uranium, thorium, and all other materials determined pursuant to section 5 (b) (1) of the Atomic Energy Act of 1946 (60 Stat. 755, 761), to be peculiarly essential to the production of fissionable material, as provided in Executive Order Numbered 9908 (12 F. R. 8223). Sub- ject, also to a right-of-way forty feet in width outstanding in Pima County for the Silver Bell Road as now located and defined, and to the reservations contained in the United States patent to said lands. The proceeds of such sale or sales shall be available to the Secretary of Agriculture for the purchase of any lands described in the second section of this Act which are not owned by the United States and the construction of improvements for the Desert Laboratory of the South- western Forest and Range Experiment Station in replacement of the lands and facilities disposed of hereunder. SEC. 2. That, subject to any valid existing claim or entry, all lands of the United States situated within the area hereafter described are hereby added to and made parts of the Coronado National Forest, State of Arizona, and all lands in the described area hereinafter acquired under the first and third sections of this Act shall thereupon become parts of the said national forest and shall be subject to the laws and regulations relating to the national forests, but shall be reserved from entry and location under the public lands and mining laws of the United States as an experimental area for watershed man- agement and range research: South half southeast quarter section 9; that portion of tract 37, section 10, township 14 south, range 13 east, Gila and Salt River meridian, Arizona, as established by the General Land Office, Depart- ment of the Interior, as approved by the Acting Assistant Commis- sioner on August 5,1944, lying south of a line extending westerly from corner numbered 7 of the official survey to the west line of said tract at a point twelve and forty one-hundredths chains south of official corner numbered 2, containing nine and sixty one-hundredths acres, more or less; four acres, more or less, out of the south half southeast quarter northwest quarter southeast quarter, south half southwest quarter, southwest quarter southeast quarter, section 10; west half nortlhwest quarter northeast quarter, west half section 15 and east half section 16, all in township 14 south, range 13 east, Gila and Salt River meridian. SEC. 3. That the provisions of the Act approved March 20, 1922 (42 Stat. 465, 16 U. S . C . 485), as amended, are hereby extended and made applicable to all lands within the area described in the second section of this Act which are not owned by the United States. Approved August 15, 1949. [CHAPTER 438] AN ACT To authorize the Commissioners of the District of Columbia to appoint con- tracting officers to make contracts in amounts not exceeding $3,000. Be it enacted by the Senate and House of Representatives of the United States of America in Congress assembled, That the first para- graph of section 2 of the Act entitled "An Act to grant additional powers to the Commissioners of the District of Columbia, and for other purposes", approved December 20, 1944 (58 Stat. 821, 822), is amended by striking out therefrom "$1,000" and inserting in lieu thereof "$3,000". Approved August 16, 1949. 607 42 U. S. C. §1805 (b) (1). 3 CFR, 1947 Supp. , p. 176. Proceeds of sale. Coronado National Forest, Ariz. 16 U..S. §C485, 486. August 16, 1949 [S. 1918] [Public Law 230] D. C. Code, Supp. VI, § 1-245 .
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