Breckenridge, F.
(1967),
Color of signal lights ::their selection, definition, measurement, production, and use, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.MONO.75
(Accessed September 12, 2024)
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Color of signal lights ::their selection, definition, measurement, production, and use
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- NBS MONO 75
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NBS MONO 75
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NIST Pubs
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Created January 1, 1967, Updated May 19, 2023