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COLLECTION DESCRIPTION From the Collection: Professional papers include correspondence with Karl M. Dallenbach, Edwin G. Boring, and other participants from the Inter-Society Color Council concerning his research in vision, particularly color vision, night vision, visual acuity, and color aptitude testing; newsletters, color swatches, and testing materials concerning his work (1940+) with Carl Foss and other members of the Inter-Society Color Council on the development of the Color Aptitude Test (CAT), a project sponsored by the...