Refraction and how to refract,
including sections on optics, retinoscopy, the fitting of spectacles and eye-glasses, etc.
By James Thorington.
APA Citation
Thorington, J. (1910). Refraction and how to refract: including sections on optics, retinoscopy, the fitting of spectacles and eye-glasses, etc. 5th rev. ed., Philadelphia: P. Blakiston's Son & Co..
MLA Citation
Thorington, James, 1858-1944. Refraction And How to Refract: Including Sections On Optics, Retinoscopy, the Fitting of Spectacles And Eye-glasses, Etc. 5th rev. ed., Philadelphia: P. Blakiston's Son & Co., 1910.
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