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Start Over Subjects Optical Phenomena ✖Remove constraint Subjects: Optical Phenomena Authors Fenner, C. S. (Christopher Smith), 1823-1879, author ✖Remove constraint Authors: Fenner, C. S. (Christopher Smith), 1823-1879, author Titles Vision: its optical defects, and the adaptation of spectacles : embracing first, physical optics, second, physiological optics, third, errors of refraction and defects of accommodation, or optical defects of the eye : with seventy-four illustrations on wood and selections from the test-types of Jaeger and Snellen ✖Remove constraint Titles: Vision: its optical defects, and the adaptation of spectacles : embracing first, physical optics, second, physiological optics, third, errors of refraction and defects of accommodation, or optical defects of the eye : with seventy-four illustrations on wood and selections from the test-types of Jaeger and Snellen

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  • Vision: its optical defects, and the adaptation of spectacles : embracing first, physical optics, second, physiological optics, third, errors of refraction and defects of accommodation, or optical defects of the eye : with seventy-four illustrations on wood and selections from the test-types of Jaeger and Snellen1