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You searched for: Formats Text Remove constraint Formats: Text Collections Medicine in the Americas, 1610-1920 Remove constraint Collections: Medicine in the Americas, 1610-1920 Subjects Pennsylvania Remove constraint Subjects: Pennsylvania Genre Case Reports Remove constraint Genre: Case Reports Titles A new wool-test for the detection of color-blindness Remove constraint Titles: A new wool-test for the detection of color-blindness Start Over

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Author(s):
Thomson, William, 1833-1907
Publication:
[Philadelphia? : s.n., 1894?]
Subject(s):
Color Vision Defects -- diagnosis
Color Perception Tests -- methods
Pennsylvania