Journal of Research Volume 29

Journal of Research of the National Bureau of Standards

The Journal of Research of NIST and its predecessors report NIST research and development in metrology and related fields of: physical science, engineering, applied mathematics, statistics, biotechnology, information technology.

For additional information see: About the Journal

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Issue 1 July 1942

A new determination of the constant of gravitation, p. 1
Heyl, Paul R.; Chrzanowski, Peter
http://dx.doi.org/10.6028/jres.029.001

Influence of initial structure and rate of heating on the austenitic grain size of 0.5-percent-carbon steels and iron-carbon alloy, p. 33
Digges, Thomas G.; Rosenberg, Samuel J.
http://dx.doi.org/10.6028/jres.029.018

Microscopic structure of flax and related bast fibers, p. 41
Hock, Charles W.
http://dx.doi.org/10.6028/jres.029.024

Accelerated aging of lace leathers, p. 51
Kanagy, Joseph R.; Tobias, Philip E.
http://dx.doi.org/10.6028/jres.029.028

Effect of moderate cold-rolling on the hardness of the surface layer of 0.34-percent-carbon steel plates, p. 57
Herschman, Harry K.
http://dx.doi.org/10.6028/jres.029.029

Note on flexural fatigue of textiles, p. 69
Schiefer, Herbert F.; Boyland, Paul M.
http://dx.doi.org/10.6028/jres.029.030

Elasticity of wool as related to its chemical structure, p. 73
Harris, Milton; Mizell, Louis R.; Fourt, Lyman
http://dx.doi.org/10.6028/jres.029.031

Specific heat of the synthetic rubber Hycar O.R from 15° to 340° K, p. 87
Bekkedahl, Norman; Scott, Russell B.
http://dx.doi.org/10.6028/jres.029.032

Equation of motion for the steady mean flow of water in open channels, p. 97
Keulegan, Garbis H.
http://dx.doi.org/10.6028/jres.029.033

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Issue 2 August 1942

Metallographic study of the formation of austenite from aggregates of ferrite and cementite in an iron-carbon alloy of 0.5 percent carb, p. 113
Digges, Thomas G.; Rosemberg, Samuel J.
http://dx.doi.org/10.6028/jres.029.002

Fractionation of cellulose acetate, p. 123
Sookne, Arnold M.; Rutherford, Henry A.; Mark, H.; Harris, Milton
http://dx.doi.org/10.6028/jres.029.003

Oxidation of cellulose: The reaction of cellulose with periodic acid, p. 131
Rutherford, Henry A.; Minor, Francis W.; Martin, Albert R.; Harris, Milton
http://dx.doi.org/10.6028/jres.029.004

A flow manostat for various purposes, including the candy test, p. 143
Proffitt, Max J.
http://dx.doi.org/10.6028/jres.029.005

An equation for the isotherms of pure substances at their critical temperatures, p. 157
Meyers, Cyril H.
http://dx.doi.org/10.6028/jres.029.006

X-ray measurement of the thickness of the cold-worked surface layer resulting from metallographic polishing, p. 177
Vacher, Herbert C.
http://dx.doi.org/10.6028/jres.029.007

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Issue 3 September 1942

Provisional pH values for certain standard buffer solutions, p. 183
Bates, Roger G.; Hamer, Walter J.; Manov, George G.; Acree, S.F.
http://dx.doi.org/10.6028/jres.029.008

Surface available to nitrogen on bone black and other carbonaceous adsorbents, p. 191
Deitz, Victor R.; Gleysteen, Leland F.
http://dx.doi.org/10.6028/jres.029.009

Preparation of lower aldonic acids by oxidation of sugars in alkaline solution, p. 227
Isbell, Horace S.
http://dx.doi.org/10.6028/jres.029.010

Characteristics of wide-angle airplane-camera lenses, p. 233
Washer, Francis E.
http://dx.doi.org/10.6028/jres.029.011

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Issue 4 October 1942

Heat of combustion of benzoic acid, with special reference to the standardization of bomb calorimeters, p. 247
Jessup, Ralph S.
http://dx.doi.org/10.6028/jres.029.012

Dependence of the indigestibility of wool protein upon its polymeric structure, p. 271
Geiger, Walton B.; Harris, Milton
http://dx.doi.org/10.6028/jres.029.013

Perforated cover plates for steel columns: Compressive properties of plates having ovaloid perforations and a width-to-thickness ratio of 68, p. 279
Stang, Ambrose H.; Greenspan, Martin
http://dx.doi.org/10.6028/jres.029.014

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Issue 5 November 1942

A reexamination of the Potsdam absolute determination of gravity, p. 303
Dryden, Hugh L.
http://dx.doi.org/10.6028/jres.029.015

Catalyzed hydrolysis of amide and peptide bonds in proteins, p. 315
Steinhardt, Jacinto; Fugitt, Charles H.
http://dx.doi.org/10.6028/jres.029.016

Fresnel reflection of diffusely incident light, p. 329
Judd, Deane B.
http://dx.doi.org/10.6028/jres.029.017

Wear testing of carpets, p. 333
Schiefer, Herbert F.
http://dx.doi.org/10.6028/jres.029.019

Chemically modified wools of enhanced stability, p. 381
Geiger, Walton B.; Kobayashi, F.F.; Harris, Milton
http://dx.doi.org/10.6028/jres.029.020

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Issue 6 December 1942

Measurement of densities of synthetic rubbers, p. 391
Wood, Lawrence A.; Bekkedahl, Norman; Roth, Frank L.
http://dx.doi.org/10.6028/jres.029.021

Ten-year tests of high-early-strength cement concretes, p. 397
Schuman, Louis
http://dx.doi.org/10.6028/jres.029.022

Interval selector for random pulses, p. 405
Davis, Francis J.; Curtiss, Leon F.
http://dx.doi.org/10.6028/jres.029.023

Combination of wool protein with acids in mixtures, and its relation to the acid dyeing of wool, p. 417
Steinhardt, Jacinto; Fugitt, Charles H.; Harris, Milton
http://dx.doi.org/10.6028/jres.029.025

Analysis of the selective combination of wool with acids in mixtures, p. 425
Steinhardt, Jacinto
http://dx.doi.org/10.6028/jres.029.026

Further phase-equilibrium studies involving the potash compounds of portland cement, p. 437
Taylor, William C.
http://dx.doi.org/10.6028/jres.029.027