Howett, G.
(1979),
Some psycho-physical tests of the conspicuities of emergency vehicle warning lights:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.SP.480-36
(Accessed January 2, 2025)
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Some psycho-physical tests of the conspicuities of emergency vehicle warning lights:
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- NBS SP 480-36
Report Number
NBS SP 480-36
Pub Type
NIST Pubs
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Created January 1, 1979, Updated May 19, 2023