Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1904 |
459 |
1963 | (97) | 9 |
Rating table notes
|
| Biographical data |
| Name: Berens |
| Born: |
| Died: |
| |
| Notes: |
| Gaige (Chess Tournament Crosstables) has both 'Berens' and 'Berends'. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 300 |
| Thulin, Name index to CTC, page 25 |
| |
