Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1902 |
355 |
2123 | (62) | 13 |
| 1903 |
375 |
2113 | (64) | 0 |
| 1904 |
399 |
2103 | (62) | 10 |
| 1905 |
428 |
2092 | (70) | 0 |
| 1906 |
451 |
2081 | (75) | 0 |
| 1907 |
479 |
2070 | (78) | 0 |
| 1908 |
495 |
2059 | (79) | 0 |
| 1909 |
536 |
2048 | (79) | 0 |
| 1910 |
532 |
2038 | (77) | 9 |
Rating table notes
|
| Biographical data |
| Name: Kerwel, D. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 308 |
| Thulin, Name index to CTC, page 131 |
| |
