55 STAT.] 77TH CONG. , IST SESS.-CH. 156 -MAY 31, 1941 the same, for the transmission of mail in the city of Boston, Massa- chusetts, $24,000: Provided,That the provisions not inconsistent here- with of the Acts of April 21, 1902 (39 U. S. C. 423), and May 27, 1908 (39 U. S. C . 423), relating to the transmission of mail by pneumatic tubes or other similar devices shall be applicable hereto. Vehicle service: For vehicle service; the hire of vehicles; the rental of garage facilities; the purchase, exchange, maintenance, and repair of motor vehicles, including the repair of vehicles owned by, or under the control of, units of the National Guard and departments and agencies of the Federal Government where repairs are made neces- sary because of utilization of such vehicles in the Postal Service; accident prevention; the hire of supervisors, clerical assistance, mechanics, drivers, garagemen, and such other employees as may be necessary in providing vehicles and vehicle service for use in the collection, transportation, delivery, and supervision of the mail, and United States official mail and messenger service, $15,900,000: Pro- vided, That the Postmaster General may, in his disbursement of this appropriation, apply a part thereof to the leasing of quarters for the housing of Government-owned motor vehicles at a reasonable annual rental for a term not exceeding ten years: Provided further, That the Postmaster General, during the fiscal year 1942 may purchase and maintain from the appropriation "Vehicle service" such tractors and trailer trucks as may be required in the operation of the vehicle service: Provided further, That no part of this appropriation shall be expended for maintenance or repair of motor-propelled passenger- carrying vehicles for use in connection with the administrative work of the Post Office Department in the District of Columbia. Transportation of equipment and supplies: For the transportation and delivery of equipment, materials, and supplies for the Post Office Department and Postal Service by freight, express, or motor trans- portation, and other incidental expenses, $350,000. PUBLIC BUILDINGS, MAINTENANCE AND OPERATION Operating force: For personal services in connection with the operation of public buildings, including the Washington Post Office and the Customhouse Building in the District of Columbia, operated by the Post Office Department, together with the grounds thereof and the equipment and furnishings therein, including telephone operators for the operation of telephone switchboards or equivalent telephone switchboard equipment in such buildings jointly serving in each case two or more governmental activities, $23,500,000: Provided, That in no case shall the rates of compensation for the mechanical labor force be in excess of the rates current at the time and in the place where such services are employed. Operating supplies, public buildings: For fuel, steam, gas, and electric current for lighting, heating, and power purposes, water, ice, lighting supplies, removal of ashes and rubbish, snow and ice, cutting grass and weeds, washing towels, telephone service for custodial forces, and for miscellaneous services and supplies, accident prevention, vacuum cleaners, tools and appliances and repairs thereto, for the operation of completed and occupied public buildings and grounds, including mechanical and electrical equipment, but not the repair thereof, operated by the Post Office Department, including the Wash- ington Post Office and the Customhouse Building in the District of Columbia, and for the transportation of articles and supplies author- ized herein, $5,500,000: Provided, That the foregoing appropriation shall not be available for personal services except for work done by 233 Proriso. 32 Stat. 114; 35 Stat. 412. Provisos. Housing. Tractors and trailer trucks. Maintenance, etc., restriction. Post, p. 834. Proviso. Pay rate. Provos. Personal services. limitation.
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