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- Author(s):
- Keyser, Peter Dirck, 1835-1897, author
- Publication:
- [Philadelphia?] : [publisher not given], 1879
- Subject(s):
- Color Vision Defects -- diagnosis
Vision Screening
Railroads
- Author(s):
- Sewall, Henry, 1855-1936, author
- Publication:
- [Philadelphia?] : [publisher not identified], [1886?]
- Subject(s):
- Color Vision Defects -- diagnosis
Color Perception Tests
- Author(s):
- Thomson, William, 1833-1907
- Publication:
- [Philadelphia? : s.n., 1894?]
- Subject(s):
- Color Vision Defects -- diagnosis
Color Perception Tests -- methods
Pennsylvania
- Author(s):
- N. D. Whitney & Co. author.
- Publication:
- [Boston, Mass.?] : [publisher not identified], [1880?]
- Subject(s):
- Color Vision Defects -- diagnosis
Color Perception Tests -- instrumentation
- Author(s):
- Wilder, A. M. (Abraham M.), 1840-1886, author
- Publication:
- Sacramento : Day & Joy, printers, 1882
- Subject(s):
- Color Vision Defects -- diagnosis
Vision Screening
- 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):
- Oliver, Charles A. (Charles Augustus), 1853-1911 author
- Publication:
- [St. Louis] : [publisher not identified], [1896]
- Subject(s):
- Color Vision Defects -- diagnosis
Railroads
Employment
- Author(s):
- Oliver, Charles A. (Charles Augustus), 1853-1911 author
- Publication:
- [Hartford?] : [publisher not identified], [1893?]
- Subject(s):
- Color Vision Defects -- diagnosis
Color Perception Tests -- instrumentation
Wool
- Author(s):
- Oliver, Charles A. (Charles Augustus), 1853-1911 author
- Publication:
- [Philadelphia?] : [publisher not identified], [1886?]
- Subject(s):
- Color Vision Defects -- diagnosis
Color Perception Tests
Wool
