Refraction, including muscle imbalance and adjustment of glasses
By: by Royal S. Copeland and Adolph E. Ibershoff.
Contributors: Ibershoff, Adolph E. b. 1877.
Publisher: Boericke & Tafel
Published: 1906
Place of publication: Philadelphia
Language: eng
Number of pages: 144
Subjects: Eyeglasses; Refraction, Ocular