Refraction and how to refract, including sections on optics, retinoscopy
the fitting of spectacles and eyeglasses, etc
4th ed.
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Author
Publication
1909 - P. Blakiston's son & co., Philadelphia, Pennsylvania
Language
English
Word Count
81,000 words, Guess
Page Count
324 pages
Identifiers
- Internet Archiverefractionhowto00thor
- Library of Congress Control Number09006106
- Open LibraryOL25294255M
Classifications
- LCCRE925 .T52
Subjects
Topics
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