| 其他書名 | For the Use of Students and General Practitioners ; to which is Added a Series of Test Types for Determining the Exact State of Vision |
| 出版 | Otis Clapp, 1884 |
| URL | http://books.google.com.hk/books?id=8yQ3AQAAMAAJ&hl=&source=gbs_api |
| EBook | FULL_PUBLIC_DOMAIN |