Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1917 |
286 |
2233 | (69) | 11 |
| 1918 |
349 |
2201 | (71) | 0 |
| 1919 |
415 |
2170 | (71) | 0 |
| 1920 |
520 |
2138 | (69) | 10 |
Rating table notes
|
| Biographical data |
| Name: Zirker, Erwin |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 321 |
| Thulin, Name index to CTC, page 306 |
| |
