85 STAT. ]
PUBLIC LAW 92-51-JULY 9, 1971
139
services, fuel, oil, materials, waterproof wearing apparel, and all other necessary expenses in connection with the maintenance and operation of the plant; $4,449,000. Not to exceed $102,000 of the unobligated balance of the appropriation under this head for the fiscal year 1971 is hereby continued available until June 30, 1972. Not to exceed $76,000 of the unobligated balance of that part of the appropriation under this head for the fiscal year 1970, made available until June 30, 1971, is hereby continued available until June 30, 1972. ExPAXSiox OF F A C I L I T I E S, C A P I TO L P O W E R
PLANT
For an additional amount for "Expansion of facilities, Capitol power plant", $285,000, to remain available until expended and to be expended by the Architect of the Capitol under the direction of the House Office Building Commission, in accordance with the provisions of the Act of September 2, 1958 (72 Stat. 1714-1716). LIBRARY BUILDINGS AND GROUNDS STRUCIURAL AND MECHANICAL CARE
For necessary expenditures for mechanical and structural maintenance, including improvements, equipment, supplies, waterproof wearing apparel, and personal and other services, $1,162,000. Not to exceed $26,000 of the unobligated balance of the appropriation under this head for the fiscal year 1971 is hereby continued available until June 30, 1972. LIBRARY OF CONGRESS JAMES MADISON MEMORIAL BUILDING
For an additional amount for "Library of Congress James Madison Memorial Building", $71,090,000, authorized by the Act of October 19, 1965 (79 Stat. 986-987), as amended by the Act of March 16, 1970 2u (84 Stat. 69), to remain available until expended. note";^ s e 141 BOTANIC GARDEN SALARIES AND EXPENSES
For all necessary expenses incident to maintaining, operating, repairing, and improving the Botanic Garden and the nurseries, buildings, grounds, collections, and equipment pertaining thereto, including personal services; waterproof wearing apparel; not to exceed $25 for emergency medical supplies; traveling expenses, including bus fares, not to exceed $275; the prevention and eradication of insect and other pests and plant diseases by purchase of materials and procurement of personal services by contract without regard to the provisions of any other Act; purchase and exchange of motor trucks; purchase and exchange, maintenance, repair, and operation of a passenger motor vehicle; purchase of botanical books, periodicals, and books of reference, not to exceed $100; all under the direction of the Joint Committee on the Library; $738,650. LIBRARY O F CONGRESS SALARIES AND EXPENSES
For necessary expenses of the Library of Congress, not otherwise provided for, including development and maintenance of the Union Catalogs; custody, care, and maintenance of the Library Buildings; special clothing; cleaning, laundering, and repair of uniforms; pres-
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