PUBLIC LAWS-CH. 115 -MAY 6, 1939 not reserved by the vendors on sites acquired for buildings or the enlargement of buildings and the installation and repair of the mechanical equipment thereof shall not exceed 20 per centum of the annual rental of such buildings. Operating force for Operating force for public buildings: For personal services, includ- ing also telephone operators for the operation of telephone switch- boards or equivalent telephone switching equipment jointly serving in each case two or more governmental activities, $1,650,000: Pro- Provso. vided, That in no case shall the rates of compensation for the mechan- 'age rates. ical labor force under this appropriation be in excess of the rates current at the time and in the place where such services are employed. Furniture, etc. Furniture and repairs of furniture, public buildings: For furniture, carpets, and repairs of same, for certain completed and occupied Treasury buildings, and for public buildings in course of construc- tion which are to be operated by the Public Buildings Branch, Personiservices,re- $60,000: Provided,That the foregoing appropriation shall not be used striction. for personal services except for work done under contract or for tem- porary job labor under exigency and not exceeding at one time the nise of present fur- sum of $100 at any one building: Providedfurther, That all furniture now owned by the United States in other public buildings or in build- ings rented by the United States shall be used, so far as practicable, whether it corresponds with the present regulation plan for furniture or not. Operating supplies. Fuel lightpower, Operating supplies, public buildings: For fuel, steam, gas for light- etc. ing and heating purposes, water, ice, lighting supplies, electric cur- rent for lighting, heating, and power purposes, telephone service for Miscellaneous custodial forces; removal of ashes and rubbish, snow, and ice; cutting grass and weeds, washing towels, and miscellaneous items for use of the custodial forces in the care and maintenance of such public build- ings, the grounds thereof, and the equipment and furnishings therein; temporary job labor under exigency not exceeding at one time the sum of $100 at any one building; miscellaneous supplies, tools, and appliances required in the operation (not embracing repairs) of the mechanical equipment, including heating, plumbing, hoisting, gas piping, ventilating, vacuum-cleaning, air-conditioning and refrigerat- ing apparatus, electric-light plants, meters, interior pneumatic tube and intercommunicating telephone systems, conduit wiring, call bell and signal systems in such buildings, and for the transportation of Proviso. articles or supplies, authorized herein, $510,000: Provided, That this phone switchboareds appropriation shall be available for contracts for telephone switch- etc. boards or equivalent telephone-switching equipment jointly serving in each case two or more governmental activities in buildings under the aymentforservceTreasury Department where it is found that joint service is economi- cal and in the interest of the Government, and any Government activity receiving such service shall pay promptly by check upon the written request of the Director of Procurement, either in advance or after the service has been furnished, for deposit to the credit of this appropriation, all or part of the estimated or actual cost thereof, as the case may be, and proper adjustments upon the basis of the actual onstruction out- cost shall be made for service paid for in advance. sideD. C . u Construction of public buildings outside of the District of Pot p. 1305 . Columbia: For continuation of construction of, and acquisition of sites for, public buildings outside of the District of Columbia, includ- ing the purposes and objects, and subject to the limitations, specified under this head in the Third Deficiency Appropriation Act, fiscal 50 Stat. 73. year 1937, and also including those increases in the limits of cost of certain authorized projects, twenty-five in number, as specified in House Document Numbered 177, Seventy-sixth Congress, $30,000,000: [53 STAT.
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