Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1922 |
943 |
1979 | (92) | 9 |
| 1923 |
1022 |
1988 | (94) | 0 |
| 1924 |
1061 |
1997 | (94) | 5 |
Rating table notes
|
| Biographical data |
| Name: Ritman, J.H. |
| Born: |
| Died: |
|
| |
| References |
| Periodicals |
| [HNNI], vol. 27, no. 102, 4 May 1922, page 9 |
| [HNNI], vol. 29, no. 96, 24 Apr. 1924, page 9 |
| [TNS], vol. 30, no. 7, July 1922, page 191 |
| [TNS], vol. 36, no. 5, May 1928, page 130 |
| |
