Francis Galton - 'Exhibition of instruments (1) for testing the perception of differences of tint, and (2) for determining reaction-time.' Journal of the Anthropological Institute(19 1890):27-9

Title: [Categories] galton.org [By Date] [By Journal] [By Category] Type:Journal:Year:Month:Day:Volume:Number:Pages:PDF FacsimileCategory:ID: [Back] 'Exhibition of instruments (1) for testing the perception of differences of tint, and (2) for determining reaction-time.' Journal of the Anthropological Institute Paper Author: Galton, Francis [Bib] Psychometry 1890 19 27-9 209 [Uncollected]