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  Partner: UNT Libraries Government Documents Department
 Serial/Series Title: National Bureau of Standards Reports
 Collection: Technical Report Archive and Image Library
The Modernized Metric System: the International System of Units-SI

The Modernized Metric System: the International System of Units-SI

Date: August 1981
Creator: United States. National Bureau of Standards.
Description: Revised wall chart of the seven base units of the modernized metric system, including length, mass, time, electric current, temperature, amount of substance, luminous intensity, and plane angle.
Contributing Partner: UNT Libraries Government Documents Department
Bending Moment Due to Wind Pressure on Pole Chart 2A

Bending Moment Due to Wind Pressure on Pole Chart 2A

Date: August 7, 1944
Creator: United States. National Bureau of Standards.
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).
Contributing Partner: UNT Libraries Government Documents Department
Catenary Chart 3

Catenary Chart 3

Date: August 7, 1944
Creator: United States. National Bureau of Standards.
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).
Contributing Partner: UNT Libraries Government Documents Department
Conductor Loading Nomograph Chart 1B

Conductor Loading Nomograph Chart 1B

Date: August 7, 1944
Creator: United States. National Bureau of Standards.
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).
Contributing Partner: UNT Libraries Government Documents Department
Ultimate Resisting Moments of Wood Poles Chart 2B

Ultimate Resisting Moments of Wood Poles Chart 2B

Date: August 7, 1944
Creator: United States. National Bureau of Standards.
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).
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-Second National Conference on Weights and Measures, 1929

Report of the Twenty-Second National Conference on Weights and Measures, 1929

Date: June 1929
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Thirty-Third National Conference on Weights and Measures, 1947

Report of the Thirty-Third National Conference on Weights and Measures, 1947

Date: September 1948
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Thirty-Seventh National Conference on Weights and Measures, 1952

Report of the Thirty-Seventh National Conference on Weights and Measures, 1952

Date: March 19, 1953
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-Fourth National Conference on Weights and Measures, 1931

Report of the Twenty-Fourth National Conference on Weights and Measures, 1931

Date: June 1931
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-Fifth National Conference on Weights and Measures, 1935

Report of the Twenty-Fifth National Conference on Weights and Measures, 1935

Date: June 1936
Creator: United States. Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-Sixth National Conference on Weights and Measures, 1936

Report of the Twenty-Sixth National Conference on Weights and Measures, 1936

Date: June 1937
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-Third National Conference on Weights and Measures, 1930

Report of the Twenty-Third National Conference on Weights and Measures, 1930

Date: June 1931
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Report of the Twenty-First National Conference on Weights and Measures, 1928

Report of the Twenty-First National Conference on Weights and Measures, 1928

Date: May 1928
Creator: United States. National Bureau of Standards.
Description: Report of the annual conference on weights and measures, hosted by the U.S. National Bureau of Standards in Washington D.C. It includes conference proceedings, a list of attendees, information about committees and officers, and other reports or commentaries discussed at the meetings.
Contributing Partner: UNT Libraries Government Documents Department
Design for Better Window Performance

Design for Better Window Performance

Date: May 1980
Creator: Hastings, Robert S. & Driscoll, Porter
Description: Matrix diagram for design and construction of windows for energy conservation in buildings.
Contributing Partner: UNT Libraries Government Documents Department
Compressibilities of gases

Compressibilities of gases

Date: November 21, 1925
Creator: Pickering, Samuel Fisher
Description: Reproduction of thirteen graphs for computing compressibilities of various gases and for computing the volumes delivered from cylinders containing various gases.
Contributing Partner: UNT Libraries Government Documents Department
Activities of the NBS Spectrochemical Analysis Section: July 1970 to June 1971

Activities of the NBS Spectrochemical Analysis Section: July 1970 to June 1971

Date: January 1972
Creator: Heinrich, Kurt F. J. & Rasberry, S. D.
Description: Review of the progress in research, instrumentation, and service activities of the Spectrochemical Analysis Section from July 1970 to June 1971.
Contributing Partner: UNT Libraries Government Documents Department
Standards and Specifications for Metals and Metal Products

Standards and Specifications for Metals and Metal Products

Date: 1933
Creator: Wardlaw, George A.
Description: Nationally recognized standards and specifications for ores, metals, and manufactures except machinery, vehicles, and electrical supplies.
Contributing Partner: UNT Libraries Government Documents Department
Standards Yearbook 1932

Standards Yearbook 1932

Date: 1932
Creator: United States. National Bureau of Standards.
Description: Outlines of the activities and accomplishments of the national and international standardization agencies.
Contributing Partner: UNT Libraries Government Documents Department
Saturated Liquid Densities of Oxygen, Nitrogen, Argon, and Parahydrogen

Saturated Liquid Densities of Oxygen, Nitrogen, Argon, and Parahydrogen

Date: January 31, 1968
Creator: Roder, H. M.
Description: Integrated tables of pressure, volume, and temperature for the saturated liquid, from the triple point to the critical point, for oxygen, nitrogen, argon, and parahydrogen.
Contributing Partner: UNT Libraries Government Documents Department
Temperature-Entropy Diagram for Parahydrogen Triple-Point Region

Temperature-Entropy Diagram for Parahydrogen Triple-Point Region

Date: June 22, 1966
Creator: Sindt, C. F.
Description: Graphical presentation of he three-phase region at and near the triple point of parahydrogen.
Contributing Partner: UNT Libraries Government Documents Department
Calculation of Sunrise and Sunset Times at Ionospheric Heights Along a Great Circle Path

Calculation of Sunrise and Sunset Times at Ionospheric Heights Along a Great Circle Path

Date: November 8, 1964
Creator: Brady, A. H.
Description: Formulas, computer program, and illustrations for a great circle path at ionospheric heights.
Contributing Partner: UNT Libraries Government Documents Department
Design for a Variable-Output-Coupling Far-Infrared Michelson Laser

Design for a Variable-Output-Coupling Far-Infrared Michelson Laser

Date: January 1971
Creator: Wells, J. S.
Description: Technique for varying the coupling of power from far-infrared gas lasers and the design and construction of these lasers.
Contributing Partner: UNT Libraries Government Documents Department
National Electrical Safety Code, 4th edition

National Electrical Safety Code, 4th edition

Date: 1927
Creator: unknown
Description: Fourth edition of the United States Electrical Safety Code.
Contributing Partner: UNT Libraries Government Documents Department
Survey of the Properties of the Hydrogen Isotopes Below Their Critical Temperatures

Survey of the Properties of the Hydrogen Isotopes Below Their Critical Temperatures

Date: August 1973
Creator: Roder, H. M.
Description: The survey covers PVT, thermodynamic, thermal, transport, electrical radiative and mechanical properties.
Contributing Partner: UNT Libraries Government Documents Department