Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1923 |
1224 |
1944 | (112) | 5 |
Rating table notes
|
| Biographical data |
| Name: Sommer, Bruno Oswald |
| Born: 20 Mar. 1881 |
| Died: 19 Nov. 1971 |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 51 |
| Gaige, Chess Personalia, page 399 |
| Gaige, Chess Tournament Crosstables IV, page 583 |
| McGowan, Kurt Richter, page 367 |
| |
