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1by Seward, Richard W.“...U.S. Dept. of Commerce, National Bureau of Standards :...”
Published 1981
Government Document Book -
2by Hust, J. G. (Jerome G.)“...U.S. Dept. of Commerce, National Bureau of Standards ;...”
Published 1985
Government Document Book -
3Published 1970“...U.S. Dept. of Commerce, National Bureau of Standards,...”
Government Document Serial