Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1930 |
1537 |
1893 | (95) | 10 |
Rating table notes
|
| Biographical data |
| Name: Cogan, Boris |
| Also known as: Boris Kogan |
| Born: |
| Died: |
| |
| Notes: |
| Birth and death dates from Marian Stere, via Jan Kersten. His web site seems no longer to be available. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 269 |
| Gaige, Chess Tournament Crosstables IV, page 886 |
| Web |
| [Boris Cogan] (broken) |
| |
