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Test Unit Power Supply

Description: Technical drawing of electronic circuits and power supplies for nuclear reactors.
Date: 1944
Creator: Sands, M.
Partner: UNT Libraries Government Documents Department

Calibrated Sweep Generator

Description: Technical drawing of signal generators for nuclear reactors.
Date: 1944
Creator: U.S. Atomic Energy Commission
Partner: UNT Libraries Government Documents Department

Three Channel Mixer

Description: Declassified Manhattan Project technical drawing of amplifiers and electronic circuits for nuclear reactors.
Date: 1944
Creator: Titterton, E. W.
Partner: UNT Libraries Government Documents Department

Camera Synchronizer

Description: Declassified Manhattan Project technical drawing of cameras in nuclear reactors.
Date: 1944
Creator: Whitham, Glenn E.
Partner: UNT Libraries Government Documents Department

Model 50 Power Supply

Description: 1 technical drawing of an electric power supply to a nuclear reactor.
Date: 1944
Creator: Sands, M.
Partner: UNT Libraries Government Documents Department

East Area Bldg #906: DuPont Carbon Unit

Description: Technical drawings of nuclear reactor design.
Date: 1944
Creator: E. I. du Pont de Nemours & Company
Partner: UNT Libraries Government Documents Department

Bending Moment Due to Wind Pressure on Pole Chart 2A

Description: Chart showing bending moment due to wind pressure on poles for various pole heights, circumferences, and loading. It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).
Date: August 7, 1944
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

Catenary Chart 3

Description: Chart of catenary curve ordinates: "The curve gives approximate values of sag at all points on the catenary curve expressed in per cent of the center sag. The error is negligible for all spans in which the center sag is less than 10% of the span length." It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).
Date: August 7, 1944
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

[Charts for Various Aspects of Poles]

Description: Chart 1A-1B. Conductor loading nomograph, Chart 2A. Bending moment due to wind pressure on pole, Chart 2B. Ultimate resisting moments of wood poles, Chart 3. Catenary curve.
Date: August 7, 1944
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

Conductor Loading Nomograph Chart 1B

Description: Chart related to conductor loading showing vertical, transverse and conductor loads in pounds per linear feet of conductor. It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).
Date: August 7, 1944
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

Ultimate Resisting Moments of Wood Poles Chart 2B

Description: Chart showing the ultimate resisting moments of wood poles based on the circumferences at ground line for different kinds of woods. It is enlarged from figures in NBS discussion of national electrical safety code (handbook H39).
Date: August 7, 1944
Creator: United States. National Bureau of Standards.
Partner: UNT Libraries Government Documents Department

Nomographic Charts for Nuclear Reactions

Description: Charts that show neutron energy, laboratory or center of gravity angle, and bombarding energy for nuclear reactions.
Date: 1944
Creator: McKibben, J. L.
Partner: UNT Libraries Government Documents Department