Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1923 |
1341 |
1715 | (132) | 8 |
Rating table notes
|
| Biographical data |
| Name: Köster |
| Born: |
| Died: |
| |
| Notes: |
| Gaige and Di Felice have 'Kösten'; McGowan has 'Köster'. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 51 |
| Gaige, Chess Tournament Crosstables IV, page 585 |
| McGowan, Kurt Richter, page 18 |
| |
