PUBLIC LAWS-CH. 186-JULY 1, 1947 60 Stat. 903. 5U. S. C. 150. Distinctive equip- ments. Post, p. 702. 32 Stat. 114; 35 Stat. 412; 42 Stat. 661. Post, p. 702. Housing of vehicles. Motor Vehicle Service. Tractors and trailer trucks. Maintenance, re. striction. Pot,p. 702. PEs, p. 702 Personal services, limitation. Telephone service. protection of the mail equipment shops building, grounds, and equip- ment, and a health program for the shops, as authorized by the Act of August 8, 1946 (Public Law 658); $3,200,000, of which not to exceed $1,223,000 may be expended for personal services in the District of Columbia and not exceeding $15,000 for the purchase of material and the manufacture in the equipment shops of such small quantities of distinctive equipments as may be required by other executive depart- ments; and for services in Alaska, Puerto Rico, Philippine Islands, Hawaii, or other island possessions. Rent, light, power, fuel, and water: For rent, light, power, fuel, and water, for first-, second-, and third-class post offices, and the cost of advertising for lease proposals for such offices, $13,257,000. Pneumatic-tube service, New York City and Boston: For rental of not exceeding twenty-eight miles of pneumatic tubes, hire of labor, communication service, electric power, and other expenses for trans- mission of mail in the city of New York including the Borough of Brooklyn; and for rental of not exceeding two miles of pneumatic tubes, not including labor and power in operating the same, for the transmission of mail in the city of Boston, Massachusetts; $700.000: Provided, That the Acts of April 21, 1902, May 27, 1908, and June 19, 1922 (39 U. S . C. 423), relating to contracts for the transmission of mail by pneumatic tubes or other similar devices shall not be applicable to the city of New York, and the provisions not inconsistent herewith of the Acts of April 21, 1902, and May 27, 1908 (39 U. S. C. 423), shall be applicable to the city of Boston. Vehicle service: For the hire, purchase, maintenance, repair, and operation of vehicles for use in the collection, transportation, delivery, and supervision of the mail, 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; the rental of garage facilities; accident prevention; lease of quarters not exceeding a term of ten years for the housing of Government-owned motor vehicles, and including compensation to necessary employees in the Motor Vehicle Service $36,500,000, of which $4,514,000 shall be available exclusively for the purchase of trucks: Provided, That the Postmaster General may purchase and maintain from this appro- priation 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, $520,000. PTBLIC BUILDINGS, MAINTENANCE AND OPERATION Operating force: For compensation to employees in the custodial service, $44,750,000. Operating supplies, public buildings: For necessary miscellaneous articles, services and supplies, including transportation thereof, required for the operation of completed and occupied public buildings and grounds operated by the Post Office Department, accident pre- vention, $6,750,000, which shall not be available for personal services except for, work done by contract, or for temporary job labor under exigency not exceeding at one time the sum of $250 at any one build- ing: Provided,That the Postmaster General is authorized to contract 232 [61 STAT.