Some of the inefficiencies of the methods ordinarily employed by railway surgeons for the detection of subnormal color-perception (color-blindness)

Collection:: Medicine in the Americas, 1610-1920
Author(s):: Oliver, Charles A. (Charles Augustus), 1853-1911 author
Publication:: [St. Louis] : [publisher not identified], [1896]
Language(s):: English
Format:: Text
Subject(s):: Color Vision Defects -- diagnosis
Railroads
Employment
Genre(s):: Address
Copyright:: The National Library of Medicine believes this item to be in the public domain. (More information)
Extent:: 8 pages
NLM Unique ID:: 101766143 (See catalog record)
OCLC no.:: 84268729
Permanent Link:: http://resource.nlm.nih.gov/101766143

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