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Levels of illumination and legibility:



Gary T Yonemura, William M Benson, Robert Tibbott
- NBS IR 77-1306
Report Number
NBS IR 77-1306


Yonemura, G. , Benson, W. and Tibbott, R. (1977), Levels of illumination and legibility:, , National Institute of Standards and Technology, Gaithersburg, MD, [online], (Accessed February 27, 2024)
Created January 1, 1977, Updated May 19, 2023