Page:United States Statutes at Large Volume 57 Part 1.djvu/497

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PUBLIC LAWS-CH. 219-JULY 12, 1943 nesite, and brucite, by hydrometallurgy, direct reduction, and electro- lytic methods, including laboratory research; maintenance and oper- ation of pilot plants; procurement of necessary materials and ores for metallurgical tests; purchase or lease of land; construction and equipment of buildings to house pilot plants, including employment by contract or otherwise at such rates of compensation as the Secre- tary of the Interior may determine of engineers, architects, or firms or corporations thereof necessary to design and construct the build- ings and pilot plants; supplies and equipment; travel expenses; not to exceed $8,000 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 charge- Ante, p.453 . able to the appropriation "Contingent expenses, Department of the Interior"; books of reference and periodicals; special wearing apparel and equipment for protection of employees while employed; and the operation, maintenance, and repair of three passenger-carrying auto- Contributions mobiles; $225,000: Provided, That the Secretary of the Interior, 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 said plants in coopera- tion with other agencies, Federal, State, or private. estgation of de- Investigation of deposits of critical and essential minerals in the essentialminerals. United States and its possessions (national defense): For all neces- 41U.s.c. 5. sary expenses, without regard to section 3709 of the Revised Statutes, for 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 $84,000 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 items otherwise properly chargeable to the appro- Ante, p. 453 . priation "Contingent expenses, Department of the Interior"; books of reference and periodicals; purchase not to exceed $20,000. opera- tion, maintenance, and repair of passenger-carrying automobiles; special wearing apparel and equipment for the protection of employ- Contrilu ion. (es while ellployed; $3,900,000: I'rotided, lhat the Secretary, tlIhougl tlle l)irector of the Bureau of Mines, is authorized to accept lands, buildings, equipnent, and other contributions from public or private sources for the purposes hereof, and to carry out the projects in cooperation with other agencies, Federal, State, or private. Leadville, ltnno.e Drainage tunnel, Leadville, Colorado (national defense): For all 41U.s. C. . expenses necessary, without regard to section 3709 of the Revised Statutes, to construct, operate, and maintain, independently or in cooperation with public or private agencies, a drainage tunnel, includ- ing lateral tunnels, to drain mining land in the Leadville, Colorado, mining district, including the acquisition by purchase, condemnation, or donation of lands, rights-of-way, or other interests in lands, or other property; the engagement by contract or otherwise at such rates of compensation as the Secretary of the Interior may determine, of individuals, firms, or corporations, necessary to design and construct the tunnel; purchase, not to exceed $2,700, operation, maintenance and repair of motor-propelled passenger-carrying vehicles, which may be used for transporting employees from their homes to tempo- rary locations of employment; purchase of special wearing apparel or equipment for the protection of employees while engaged in their work; not to exceed $13,000 for personal services in the District of Columbia; and other items of expenditure otherwise properly charge- Ante, p. 453. able to the appropriation "Contingent expenses, Department of the Interior"; $1,400,000, to remain available until expended. 484 [57 STAT.