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Start Over You searched for: Author National Bureau of Standards Remove constraint Author: National Bureau of Standards Publish Year Decade 1930 - 1939 Remove constraint Publish Year Decade: 1930 - 1939

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371. Radio instruments and measurements.

375. Report. [Annual report, fiscal year 1936.]

376. Report. [Annual report, fiscal year 1937.]

379. Roofing ternes.