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American Journal of Optometry and Physiological Optics|February 1, 1983
Variation of the green-red ratio with refractive errorR L Degen, S D Mullane, O W RichardsAmerican Journal of Optometry and Physiological Optics|July 1, 1978
Night myopia at night automobile luminances: final reportO W RichardsAmerican Journal of Optometry and Physiological Optics|October 1, 1976
Instrument myopia--microscopyO W RichardsJournal of the American Optometric Association|June 1, 1983
Limited improvement of color deficient vision with colored filtersO W RichardsAmerican Journal of Optometry and Physiological Optics|March 1, 1977
Effects of luminance and contrast on visual acuity, ages 16 to 90 yearsO W RichardsThe Journal of General Physiology|October 30, 2009
POTENTIALLY UNLIMITED MULTIPLICATION OF YEAST WITH CONSTANT ENVIRONMENT, AND THE LIMITING OF GROWTH BY CHANGING ENVIRONMENTO W RichardsThe Journal of General Physiology|October 30, 2009
THE ANALYSIS OF THE DIVISION RATES OF CILIATESO W Richards, J A DawsonAmerican Journal of Optometry and Physiological Optics|June 1, 1980
Cool white, Ultralume, and Vita-Lite fluorescent lamps for use in color vision testingJ E Lange, J A Morey, O W RichardsPageof 1