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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
Standards and Specifications for Metals and Metal Products
Nationally recognized standards and specifications for ores, metals, and manufactures except machinery, vehicles, and electrical supplies. digital.library.unt.edu/ark:/67531/metadc100676/
Standards Yearbook 1932
Outlines of the activities and accomplishments of the national and international standardization agencies. digital.library.unt.edu/ark:/67531/metadc100674/
Saturated Liquid Densities of Oxygen, Nitrogen, Argon, and Parahydrogen
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. digital.library.unt.edu/ark:/67531/metadc100718/
Temperature-Entropy Diagram for Parahydrogen Triple-Point Region
Graphical presentation of he three-phase region at and near the triple point of parahydrogen. digital.library.unt.edu/ark:/67531/metadc100716/
Calculation of Sunrise and Sunset Times at Ionospheric Heights Along a Great Circle Path
Formulas, computer program, and illustrations for a great circle path at ionospheric heights. digital.library.unt.edu/ark:/67531/metadc100713/
Design for a Variable-Output-Coupling Far-Infrared Michelson Laser
Technique for varying the coupling of power from far-infrared gas lasers and the design and construction of these lasers. digital.library.unt.edu/ark:/67531/metadc100719/
National Electrical Safety Code, 4th edition
Fourth edition of the United States Electrical Safety Code. digital.library.unt.edu/ark:/67531/metadc100727/
Survey of the Properties of the Hydrogen Isotopes Below Their Critical Temperatures
The survey covers PVT, thermodynamic, thermal, transport, electrical radiative and mechanical properties. digital.library.unt.edu/ark:/67531/metadc100726/
HAYSTAQ: a Mechanized System for Searching Chemical Information
Description of a computer program for searching chemical information on magnetic tape. digital.library.unt.edu/ark:/67531/metadc100714/
Discussion of the National Electrical Safety Code: (to Accompany the Third Edition of the Code), October 31, 1920
Discussion of the updated rules in the third edition of the National Electrical Safety Code. digital.library.unt.edu/ark:/67531/metadc100728/
A Comparison of Two Melting-Pressure Equations Constrained to Triple Point Using Data for Eleven Gases and Three Metals
Parameters determined by a least-squares method for the reduced Simon equation and for a new, empirical melting equation. digital.library.unt.edu/ark:/67531/metadc100711/
WR15 Microwave Calorimeter and Bolometer Unit
Descriptions of the principal changes in the calorimeter and bolometer unit from the WR28 models of a microwave serving as National Bureau of Standards standard for power measurements in the frequency range 50 to 75 GHz. digital.library.unt.edu/ark:/67531/metadc100724/
Safety Rules for the Installation and Maintenance of Electric Supply and Communication Lines: Comprising Part 2 and the Grounding Rules of the Fifth Edition, National Electrical Safety Code
A report on the safety rules for the installation and maintenance of electric supply and communication lines. digital.library.unt.edu/ark:/67531/metadc100733/
Table and Mollier chart for ammonia below -60° F
A report containing a table and Mollier chart for ammonia below -60° F. digital.library.unt.edu/ark:/67531/metadc100739/
Automotive Antifreezes
From abstract: "A report on when antifreeze should be installed, what strength should be used, and what kind of antifreeze is best suited to the service involved." digital.library.unt.edu/ark:/67531/metadc100740/
Extension of Programs for Calculations of Great Circle Paths and Sunrise-Sunset Times
Modification of an earlier program to remove restrictions in calculating the short or long great circle path. digital.library.unt.edu/ark:/67531/metadc100715/
Manual of Fire-Loss Prevention
Principles of fire-resistance classifications of building types and materials, general methods for controlling the spread of fire, and general fire-prevention measures. digital.library.unt.edu/ark:/67531/metadc100731/
National electrical safety code: grounding rules and parts 1, 2, 3, 4, and 5
A report on the national electrical safety code. digital.library.unt.edu/ark:/67531/metadc100732/
A New Near-Zone Electric Field-Strength Meter
Design and performance of a new near-zone electric field-strength meter. digital.library.unt.edu/ark:/67531/metadc100717/
Sensor Handbook for Automatic Test, Monitoring, Diagnostic, and Control Systems Applications to Military Vehicles and Machinery
From abstract: "Guide for those who design, specify, use, and test military automatic test equipment containing sensors." digital.library.unt.edu/ark:/67531/metadc101122/
Tables of thermodynamic properties of ammonia
A report containing tables of thermodynamic properties of ammonia. digital.library.unt.edu/ark:/67531/metadc100736/
Construction of a Flashlamp-Pumped Dye Laser and an Acousto-Optik Modulator for Mode-Locking
Design of a flashlamp-pumped dye laser capable of emitting light pulses 500 ns wide with a risetime of 300 ns. digital.library.unt.edu/ark:/67531/metadc100722/
X-Ray Wavelength Conversion Tables and Graphs for Qualitative Electron Probe Microanalysis
Tables and graphs constructed for electron probe x-ray spectrometers equipped with crystal changers and calibrated for LiF crystals in angstroms. digital.library.unt.edu/ark:/67531/metadc100720/
Glass Limit Standards Deposited at NBS for Railway, Highway, and Airways Traffic Signal Colors: History, Permanence and Colorimetric Properties
Permanence and colorimetric properties of signal glass. digital.library.unt.edu/ark:/67531/metadc100723/
Report of the Twenty-Ninth National Conference on Weights and Measures, 1939
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. digital.library.unt.edu/ark:/67531/metadc100700/
Zinc and its alloys
A report on zinc and its alloys. digital.library.unt.edu/ark:/67531/metadc100738/
Motor-Vehicle Headlighting
A report on the necessity of improved motor-vehicle lighting. digital.library.unt.edu/ark:/67531/metadc100737/
Provisional Thermodynamic Functions for Para-Hydrogen
The need for thermodynamic functions of para hydrogen, especially in compressed liquid and dense fluid states, prompts the tabulation of these provisional properties, computed by approximate methods utilizing the new PVT data of these reports. Computation and preparation of the tables is discussed under the following: Approximate Computational Methods; Correlation Methods; Discussion of Errors; and Tables of Functions. digital.library.unt.edu/ark:/67531/metadc100709/
Standards and Specifications for Nonmetallic Minerals and Their Products
Collection and publishing of the substance of the standards and specifications relating to nonmetallic minerals and manufactures thereof. digital.library.unt.edu/ark:/67531/metadc100675/
Report of the Forty-Third National Conference on Weights and Measures, 1958
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. digital.library.unt.edu/ark:/67531/metadc100679/
Report of the Fortieth National Conference on Weights and Measures, 1955
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. digital.library.unt.edu/ark:/67531/metadc100671/
Report of the Twenty-Eighth National Conference on Weights and Measures, 1938
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. digital.library.unt.edu/ark:/67531/metadc100699/
Measures for Progress: a History of the National Bureau of Standards
Definitive history of the United States National Bureau of Standards. digital.library.unt.edu/ark:/67531/metadc100678/
Report of the Forty-First National Conference on Weights and Measures, 1956
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. digital.library.unt.edu/ark:/67531/metadc100672/
Annual Report of the Director of the Bureau of Standards to the Secretary of Commerce for the Fiscal Year Ended June 30, 1922
Annual report of the director of the U.S. National Bureau of Standards discussing the staff, facilities, and activities of the agency during the fiscal year 1921-1922. digital.library.unt.edu/ark:/67531/metadc100697/
Report of the Nineteenth National Conference on Weights and Measures, 1926
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. digital.library.unt.edu/ark:/67531/metadc100659/
Legibility of Alphanumeric Characters and Other Symbols: 2. A Reference Handbook
Major psychological findings and data in the field of the legibility of alphanumeric characters and other symbols. digital.library.unt.edu/ark:/67531/metadc100677/
Report of the Forty-Second National Conference on Weights and Measures, 1957
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. digital.library.unt.edu/ark:/67531/metadc100673/
Millimeter Attentuation and Reflection Coefficient Measurement System
This paper presents the details to implement a WR15 attentuation and reflection coefficient magnitude measurement system. digital.library.unt.edu/ark:/67531/metadc100725/
Information Selection Systems Retrieval Replica Copies: a State-of-the-Art Report
Description of 15 specific systems employing search-type selection principles. digital.library.unt.edu/ark:/67531/metadc100710/
On the Formulation and Numerical Evaluation of a set of Two-Phase Flow Equations Modelling the Cooldown Process
Summarizes progress to date on the formulation and numerical integration of systems of equations modeling general two-phase flows in a pipe. digital.library.unt.edu/ark:/67531/metadc100712/
National Bureau of Standards: its functions and activities
A report on the functions of the National Bureau of Standards. digital.library.unt.edu/ark:/67531/metadc100734/
Single-Phase Transfer of Liquefied Gases
Report examining the problems of handling liquefied gases and discusses the feasibility of transporting them through piping systems. digital.library.unt.edu/ark:/67531/metadc100742/
A Compilation of the Physical Equilibria and Related Properties of the Hydrogen-Carbon Monoxide System
Graphical presentation of K-factors for eight isotherms, published data on the solid-vapor region, and a bibliography of approximately 450 references. digital.library.unt.edu/ark:/67531/metadc100708/
Radium Protection
Regulations for the safe handling of radium in radium therapy. digital.library.unt.edu/ark:/67531/metadc100730/
Mollier Chart of Properties of Ammonia, 1923
Mollier chart of properties of ammonia. digital.library.unt.edu/ark:/67531/metadc100680/
Strain Lines Developed by Compressive Tests on Structural Members of the Delaware River Bridge at the United States Bureau of Standards for the Delaware River Bridge Joint Commission
Strain lines illustrations from Delaware River Bridge. digital.library.unt.edu/ark:/67531/metadc100683/
Guide Chart for Carbon Brush Terminals (Electric)
Diagrams and tolerances in inches for different size terminals. digital.library.unt.edu/ark:/67531/metadc100692/
Hydrogenation of Ethylene on Metallic Catalysts
Catalyzed hydrogenation in the presence of unsupported catalysts, especially of evaporated films of pure metals is discussed. digital.library.unt.edu/ark:/67531/metadc100706/
Ionization Potentials and Ionization Limits Derived from the Analyses of Optical Spectra
Tables of Ionization potentials and limits derived from the analyses of optical spectra. digital.library.unt.edu/ark:/67531/metadc100707/
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