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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.
Date:
December 20, 1957
Creator:
United States. National Bureau of Standards.
System:
The UNT Digital Library
Bibliography on Molecular and Crystal Structure Models
Report that briefly describes many of the models of crystal and molecular structures which have appeared in the literature, and presents a bibliography of the publications, grouped according to model types, which describe the models in more detail.
Date:
May 20, 1960
Creator:
Smith, Deane K.
System:
The UNT Digital Library
Systems of Electrical Units
Report describing the various systems of measurement used in the literature on electricity and magnetism, with respect to their units. Their historical development is summarized. The manner in which each is derived from either of the two alternative points of view of the experimentalist and the theoretician is compared and contrasted. Tables are included for the conversion of equations and numerical values from one system to another.
Date:
September 20, 1962
Creator:
Silsbee, Francis B.
System:
The UNT Digital Library
Calibration of Line Standards of Length and Measuring Tapes at the National Bureau of Standards
From Abstract: "The methods used at the National Bureau of Standards in calibrating line standards of length and measuring tapes submitted for standardization are outlined. The equipment used is described briefly. There is a discussion of some considerations that should be given as to whether or not a standard should be submitted to the Bureau."
Date:
May 20, 1960
Creator:
Judson, Lewis V.
System:
The UNT Digital Library
Effect of Mortar Properties on Strength of Masonry
Report issued by the National Bureau of Standards over studies conducted on the effects of mortar on the strength of masonry. Materials, methods, and results are presented and discussed. This report includes tables, illustrations, and photographs.
Date:
November 20, 1961
Creator:
Fishburn, Cyrus C.
System:
The UNT Digital Library
Mercury Barometers and Manometers
From Abstract: "Sources of error in measuring pressures are described in considerable detail, particularly for portable instruments including scale, temperature , gravity, capillarity, vacuum errors and return gas column. Methods of minimizing those errors and of making the corrections, including extensive tables, are presented."
Date:
May 20, 1960
Creator:
Brombacher, W. G.; Johnson, D. P. & Cross, J. L.
System:
The UNT Digital Library
Experimental Transition Probabilities for Spectral Lines of Seventy Elements: Derived from the NBS Tables of Spectral-line Intensities
From introduction: "The goal of the work was to provide lists of the principal lines of the elements generally observed under ordinary conditions in arc spectra, together with their relative intensities on a true scale of relative energy."
Date:
July 20, 1962
Creator:
Corliss, Charles H. & Bozman, William R.
System:
The UNT Digital Library