59 STAT.] 79TH CONG. , 1ST SESS.-CH. 262-JULY 3, 1945 and classification laws; purchase of special wearing apparel or equip- ment for the protection of employees while engaged in their work; purchase (not exceeding five), maintenance, and operation of pas- senger-carrying automobiles; printing and binding; and purchase in the District of Columbia and elsewhere of items otherwise properly chargeable to the appropriation "Contingent expenses, Department of the Interior", $7,000,000, to remain available until expended: Provided, That these funds may be utilized to provide transporta- tion between the proposed plants and related facilities and com- munities that provide adequate living accommodations of persons engaged in the operation and maintenance of these plants; and for transportation to and from schools of pupils who are dependents of such persons, which transportation shall be by methods which the Office of Defense Transportation shall find to be most advantageous and efficient: Providedfurther,That pursuant to agreements approved by the Secretary and the Office of Defense Transportation, the trans- portation equipment available to the Bureau of Mines may be pooled with that of school districts and other local or Federal agencies for use in transporting persons engaged in operation and maintenance of these plants, pupils who are dependents of such persons, and other pupils, and in the interest of economy the expenses of operating such equipment may be shared: Provided further, That, in addition to the amount herein appropriated, the Secretary of the Interior is hereby authorized to enter into contracts for additional work not exceeding a total of $15,000,000 during the period covered by the aforesaid Act, and his action in so doing shall be deemed a con- tractual obligation of the Federal Government for the payment of the cost thereof and appropriations hereafter made for the construc- tion and operation of demonstration plants to produce synthetic liquid fuels shall be consideredavailable for the purpose of discharg- ing the obligations so created. Mineral mining investigations: For scientific and technologic investigations concerning the mining, preparation, treatment, and utilization of ores and mineral substances, other than fuels, with a view to improving health conditions and increasing safety, efficiency, and economy in the mining, quarrying, metallurgical, and other mineral industries; including all equipment, supplies, expenses of travel, operation, maintenance, and repair of motor-propelled pas- senger-carrying vehicles, and not to exceed $30,000 for personal services in the District of Columbia, $382,700: Provided, That no part of this appropriation may be expended for an investigation in behalf of any private party. Oil and gas investigations: For inquiries and investigations and and dissemination of information concerning the mining, preparation, treatment, and utilization of petroleum and natural gas, and for every other expense incident thereto, including supplies, equipment, news- papers, expenses of travel, purchase, not to exceed one, maintenance, operation, and repair of motor-propelled passenger-carrying vehicles, purchase of laboratory gloves, goggles, rubber boots, and aprons, $579,000, of which not to exceed $45,000 may be expended for personal services in the District of Columbia. Mining experiment stations: For personal services, purchase of laboratory gloves, goggles, rubber boots, and aprons, maintenance, operation, and repair of motor-propelled passenger-carrying vehicles, and all other expenses in connection with the establishment, mainte- nance, and operation of mining experiment stations, as provided in the Act of March 3, 1915 (30 U. S . C . 8), $962,200, of which not to exceed $23,000 may be expended for personal services in the District of Columbia. 347 Ante, p. 319. Transportation. Pooling of equip- ment. Contract authori- zations. Mineral mining investigations. Oil and gas investi- gations. Mining experiment stations. 38 Stat. 959. 30U..C., Spp. IV. 8 note.
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