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- Author(s):
- Jennings, J. Ellis (John Ellis), 1864-1906, author
- Publication:
- Philadelphia : The F.A. Davis Company, 1896
- Subject(s):
- Color Vision
Color Vision Defects
Vision Tests
Railroads
- Author(s):
- Jeffries, B. Joy (Benjamin Joy), 1833-1915, author
- Publication:
- Boston : Houghton, Mifflin, and Company, 1883
- Subject(s):
- Color Vision Defects
Color Vision Defects -- diagnosis
Accident Prevention
- Author(s):
- Jeffries, B. Joy (Benjamin Joy), 1833-1915, author
- Publication:
- Boston : Houghton, Osgood and Company, 1879
- Subject(s):
- Color Vision Defects
Color Vision Defects -- diagnosis
Accident Prevention
- Author(s):
- Purdon, John Edward, author
- Publication:
- Montgomery, Ala. : Brown Printing Co., [1892]
- Subject(s):
- Color Vision Defects
Parapsychology
- Publication:
- [Boston?] : [publisher not identified], [1880?]
- Subject(s):
- Color Vision Defects
Accidents, Occupational -- prevention & control
Vision Tests
Railroads
- Author(s):
- Connecticut. State Board of Health, author.
- Publication:
- Hartford : Press of the Case, Lockwood & Brainard Co., 1880
- Subject(s):
- Color Vision Defects
Vision Screening -- legislation & jurisprudence
Railroads
Connecticut
- Author(s):
- Williams, Charles H. (Charles Herbert), 1850-1918, author
- Publication:
- [Boston?] : [publisher not identified], [1897?]
- Subject(s):
- Color Vision Defects
Mandatory Testing
Railroads
- Author(s):
- Massachusetts. General Court, enacting jurisdiction.
- Publication:
- [Boston, Mass.?] : [publisher not identified], [1881?]
- Subject(s):
- Railroads -- manpower
Visually Impaired Persons
Color Vision Defects
Massachusetts
- Author(s):
- Thomson, William, 1833-1907
- Publication:
- Chicago : American Medical Association Press, 1896
- Subject(s):
- Color Vision Defects
Philadelphia
- Author(s):
- Jeffries, B. Joy (Benjamin Joy), 1833-1915
- Publication:
- Boston : Rockwell and Churchill, 1880
- Subject(s):
- Color Vision Defects
Child
Boston
