350 PUBLIC LAWS-CH. 262-JULY 3, 1945 [59 STAT. Magnesium pilot Magnesium pilot plants and research (national defense): For all pl4 ntU. Sd. ech. necessary expenses, without regard to section 3709, Revised Statutes, for the conduct of investigations and development of methods for the recovery of magnesium from domestic raw materials, including natu- rally occurring brines, salt deposits, dolomite, magnesite, and brucite, by hydrometallurgy, direct reduction, and electrolytic methods, including laboratory research; maintenance and operation of pilot plants; procurement of necessary materials and ores for metallurgical tests; purchase or lease of land; construction and equipment of build- ings to house pilot plants, including not to exceed $30,000 for tempo- rary employment of engineers, architects, or firms, or corporations thereof, by contract or otherwise, without regard to the civil-service and classification laws necessary to design and construct the buildings and pilot plants; supplies and equipment; travel expenses; not to exceed $15,500 for personal services in the District of Columbia; not to exceed $750 for printing and binding; purchase in the District of Columbia and elsewhere of other items otherwise properly chargeable Ante, p. 319. to the appropriation "Contingent expenses, Department of the Inte- rior"; special wearing apparel and equipment for protection of employees while employed; and the operation, maintenance, and repair Contributions. of passenger-carrying automobiles; $400,000: Provided, That the Sec- retary, through the Director of the Bureau of Mines, is authorized to accept buildings, equipment, and other contributions from public or private sources for the purposes hereof, and to operate such plants in cooperation with other agencies, Federal, State, or private. posits of citiocal and Investigation of deposits of critical and essential minerals in the essential minerals. United States and its possessions (national defense): For all neces- 41 U.s. 0. . sary expenses, without regard to section 3709, Revised Statutes, of investigating deposits of critical and essential minerals in the United States and its possessions, including laboratory research; preliminary examination and surface and subsurface exploration; supplies and equipment; travel expenses; not to exceed $55,000 for personal services in the District of Columbia; not to exceed $3,000 for printing and binding; purchase in the District of Columbia and elsewhere of other Ante, p. 319. items otherwise properly chargeable to the appropriation "Contin- gent expenses, Department of the Interior"; purchase, not to exceed one, operation, maintenance, and repair of passenger-carrying auto- mobiles; special wearing apparel and equipment for the protection of Contributions. employees while employed; $2,100,000: Provided,That the Secretary, through the Director of the Bureau of Mines, is authorized to accept lands, buildings, equipment, and other contributions from public or private sources for the purposes hereof, and to carry out such projects in cooperation with other agencies, Federal, State, or private. Helium utilization Helium utilization and research: For all expenses necessary to conduct inquiries and scientific and technologic investigations concern- ing resources, production, repurification, storage, and utilization of helium, independently or in cooperation with other agencies, public or private; including purchase of one and operation, maintenance, and repair of passenger automobiles; purchase of special wearing apparel or equipment for the protection of employees while engaged in their work; and other items otherwise properly chargeable to the Ante, p. 319. appropriation "Contingent expenses, Department of the Interior"; $78,400, including not to exceed $5,000 for personal services in the District of Columbia. Helium production Helium production and investigations: The sums made available Transfegroffunds. for the fiscal year 1946 in the Acts making appropriations for the Pob P. M33. War and Navy Departments for the acquisition of helium from the Bureau of Mines shall be transferred to the Bureau of Mines on July 1,
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