The SciencesThe Psycholoǵy of Liǵht—IIThe Subjective Aspect of OpticsBy R. S. Woodworth on December 23, 1911AdvertisementABOUT THE AUTHOR(S)Recent Articles by R. S. WoodworthThe Psycholoǵy of Liǵht.—IThe White Man versus the SavageThe Mechanism of Progress