62 Stat. 697.
PUBLIC LAW 8 5 - 2 5 3 - S E P T. 2, 1957
ST A T.
as an attorney, accountant, expert, or professional staff member in assisting the Committee on Ways and Means of the House of Representatives, or any duly authorized subcommittee thereof, in the investigations authorized by H. Res. 104, Eighty-fifth Congress, shall not be considered as service or employment bringing such person within the provisions of section 281, 283, or 284 of title 18 of the United States Code, or of any other Federal law imposing restrictions, requirements, or penalties in relation to the employment of persons, the performance of services, or the payment or receipt of compensation in connection with any claim, proceeding, or matter involving the United States. Approved August 31, 1957, Public Law 85-253
Septetrib>er 2, 1957 [H. R. 3377]
National A d v i sory Committee for Aeronautics. Construction. 64 Stat. 418.
E m e r g e n c y repairs.
AN ACT To promote the national defense by authorizing the construction of aeronautical research facilities and the acquisition of land by the National Advisory Committee for Aeronautics necessary to the effective prosecution of aeronautical research.
Be it eimcted by the Senate and House of Representatives of the United States of America in Congress assembled, That, pursuant to subsection (b) of section 1 of Public Law 672, approved August 8, 1950 (50 U.S.C. 151b), the National Advisory Committee for Aeronautics is authorized to undertake additional construction and to purchase and install additional equipment at the following locations: Langley Aeronautical Laboratory, Hampton, Virginia: Highspeed Teg for the unitary plan tunnel, hypersonic physics test area, data reduction center, improved air supply, modification of an existing tunnel, central heating system, hypersonic tunnel, taxi strip, and an approach road, $8,914,000. Ames Aeronautical Laboratory, Moffett Field, California: Hypersonic tunnel, improvements to the unitary plan tunnel, and a boundary-layer removal system for the'fourteen-foot transonic tunnel, $16,521,000. Lewis Flight Propulsion Laboratory, Cleveland, Ohio: Modifications to the component research facility for nuclear propulsion, expansion of the propulsion systems laboratory, rocket systems research facility, and acquisition of not to exceed one hundred and fifteen acres of land, $17,455,000. Pilotless aircraft station. Wallops Island, Virginia: Modernization of instrumentation, $2,560,000. SEC. 2. Any of the approximate costs enumerated in section 1 of this Act may, in the discretion of the Director of the National Advisory Committee for Aeronautics, be varied upward 5 per centum to meet unusual cost variations, but the total cost of all work so enumerated shall not exceed $45,450,000. SEC. 3. Any funds appropriated for the construction of facilities pursuant to this Act may, with the approval of the Bureau of the Budget, be used for emergency repairs of existing facilities when (1) such existing facilities are made inoperative by major breakdown, accident, or other circumstance; and (2) such repairs are deemed by the Chairman of the National Advisory Committee for Aeronautics to be of greater urgency than the construction of new facilities. SEC. 4. There are hereby authorized to be appropriated such amounts as may be required to accomplish the purposes of this Act. Approved September 2, 1957.