Researches in colour vision and the trichromatic theory / by Sir William de W. Abney.
- Abney, William de Wiveleslie, Sir, 1843-1920.
- Date:
- 1913
Licence: Public Domain Mark
Credit: Researches in colour vision and the trichromatic theory / by Sir William de W. Abney. Source: Wellcome Collection.
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