You requested books by authors starting with "U.S. National Committee on Colors of Signal Lights", and with titles starting with "United States standard for the colors of signal lights.". (Exclude extended shelves)
U.S. National Committee on Colors of Signal Lights: United States standard for the colors of signal lights. (U.S. Department of Commerce, National Bureau of Standards :, 1964), also by United States. National Bureau of Standards (page images at HathiTrust)1 item was found.
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