Dangers from color-blindness in railroad employ©♭s and pilots
By: by B. Joy Jeffries
Contributors: Royal College of Surgeons of England
Publisher: Rand, Avery, printers to the Commonwealth
Published: 1878
Place of publication: Boston
Language: eng
Number of pages: 40
Subjects: Ships; Railroads; Color Vision Defects
Notes: 'From the Ninth Annual Report of the State Board of Health' - cover.

Cover title.

Bibliography: p. 34-40.

This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.

The Royal College of Surgeons of England.