| Description | Noting his paper to the Royal Society of eleven years ago drawing attention to the inefficiency of Holgren's test for colour blindness. In giving evidence to the Royal Society's Committee on Colour Blindness, specialists disagreed with Edridge Green; however, in his recent reading before the Opthalmological Section of the British Medical Association there were no dissenting voices. He describes the tests he has constructed and requests that the Society appoint another committee on the subject. |