Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1865 |
153 |
2204 | (105) | 20 |
Rating table notes
|
| Biographical data |
| Name: Jonassohn, Ed. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Langmann, Chronik des Hamburger Schachklubs, page 119 |
| Periodicals |
| [SZ], vol. 17, no. 3, Mar. 1862, page 79 |
| [SZ], vol. 23, no. 11, 1 June 1868, page 170 |
| [SZ], vol. 23, no. 16, 15 Aug. 1868, page 248 |
| [SZ], vol. 24, no. 9, Sep. 1869, page 258 |
| |
