Refraction and how to refract; including sections on optics, retinoscopy, the fitting of spectacles and eye-glasses, etc
محفوظ في:
| OCLC: | 7823919 |
|---|---|
| المؤلف الرئيسي: | |
| اللغة: | English |
| منشور في: |
Philadelphia,
P. Blakiston's son & co.,
1900.
|
| الطبعة: | 2d ed. |
| الموضوعات: | |
| التنسيق: | Monograph Note that CRL will digitize material from the collection when copyright allows. |
| وصف مادي: | xii, 9-301 p. illus. (part col.) diagrs. 21 cm. |
|---|