Subjects: Refractive Errors -- diagnosis / Authors: Callan, Peter A., author - Digital Collections - National Library of Medicine Search Results

Start Over Subjects Refractive Errors -- diagnosis ✖ Authors Callan, Peter A., author ✖

1. Examination of colored school children's eyes

Author(s):: Callan, Peter A., author
Publication:: New York : Wood & Reilly, book and job printers, 1875
Subject(s):: Vision Disorders -- diagnosis
Refractive Errors -- diagnosis
African Americans
Child