61 STAT.] 80TH CONG. , 1ST SESS.-CH. 262-JULY 17, 1947 1948, and the amounts so reimbursed shall be covered into the Treasury. LIBRARY BUILDING AND GROUNDS MECHANICAL AND STRUCTURAL MAINTENANCE Salaries: For chief engineer and all personal services at rates of pay provided by law, $180,000. Salaries, Sunday opening: For extra services of employees and additional employees under the Architect of the Capitol to provide for the opening of the Library Buildings on Sundays, at rates to be fixed by such Architect, $14,700. General repairs, and so forth: For necessary expenditures for the Library Buildings and Grounds under the jurisdiction of the Architect of the Capitol, including minor improvements, maintenance, repair, equipment, supplies, waterproof wearing apparel, material, and appur- tenances, and personal and other services in connection with the mechanical and structural maintenance of such buildings and grounds, $57,050. For furniture, including partitions, screens, shelving, and electrical work pertaining thereto and repairs thereof, and the purchase of office and library equipment, apparatus, and labor-saving devices, $20,000, to be expended under the direction of the Architect of the Capitol. BOTANIC GARDEN Salaries: For personal services (including not exceeding $3,000 for miscellaneous temporary labor without regard to the Classification Act of 1923, as amended), $135,000; all under the direction of the Joint Committee on the Library. Maintenance, operation, repairs, and improvements: For all neces- sary expenses incident to maintaining, operating, repairing, and improving the Botanic Garden, and the nurseries, buildings, grounds, and equipment pertaining thereto, including procuring fertilizers, soils, tools, trees, shrubs, plants, and seeds; materials and miscel- laneous supplies, including rubber boots and aprons, when required for use by employees in connection with their work; not to exceed $25 for emergency medical supplies; disposition of waste; traveling expenses of the Director and his assistants, not to exceed $250; street- car fares, not exceeding $25; not to exceed $45 for deposit in the gen- eral fund of the Treasury for cost of penalty mail as required by section 2 of the Act of June 28, 1944 (Public Law 364); office equip- ment and contingent expenses; 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; repair, maintenance, operation, purchase, and exchange of motortrucks, and maintenance, repair, and operation of a passenger motor vehicle; purchase of botanical books, periodicals, and books of reference, not to exceed $100; repairs and improvements to Director's residence; and all other necessary expenses; all under the direction of the Joint Committee on the Library, $20,000. No part of the appropriations contained in this Act for the Botanic Garden shall be used for the distribution, by congressional allotment, of trees, plants, shrubs, or other nursery stock. LIBRARY OF CONGRESS Salaries, Library, proper: For the Librarian, the Librarian Emer- itus, Chief Assistant Librarian, and other personal services, including investigations of Library employees with regard to loyalty and includ- ing special and temporary services and extra special services of 371 Furniture. 42 Stat. 1488. 6U.S .C. §661 asq. 58 Stat. 394. 39U.S. C. 321d. Distribution of nur- sery stock.