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Start Over Authors Randall, Burton Alexander, 1858-1932, author ✖Remove constraint Authors: Randall, Burton Alexander, 1858-1932, author Titles The refraction of the human eye: a critical study of the statistics obtained by examinations of the refraction, especially among school children ✖Remove constraint Titles: The refraction of the human eye: a critical study of the statistics obtained by examinations of the refraction, especially among school children Copyright Public domain ✖Remove constraint Copyright: Public domain

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  • Randall, Burton Alexander, 1858-1932, author1

  • The refraction of the human eye: a critical study of the statistics obtained by examinations of the refraction, especially among school children1