Colour blindness and defective eyesight in the personnel of the Mercantile Marine
Subtitle: evidence of Mr. Bickerton (Liverpool) given before the President of the Board of Trade, Feb. 1, 1895, on the Board of Trade tests and regulations for eyesight and colour blindness
Publisher: [publisher not identified], 1895?
Published: 1895
Place of publication: Liverpool]
Language: eng
Number of pages: 12
Subjects: Merchant marine; Great Britain. Board of Trade; Great Britain