Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1932 |
851 |
2142 | (70) | 9 |
| 1933 |
890 |
2137 | (70) | 9 |
Rating table notes
|
| Biographical data |
| Name: Sjömark, O. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1931-1935, page 403 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 379 |
| |
