Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1926 |
1075 |
2017 | (66) | 7 |
| 1927 |
1046 |
2047 | (62) | 9 |
| 1928 |
1047 |
2043 | (68) | 0 |
| 1929 |
1063 |
2038 | (72) | 6 |
Rating table notes
|
| Biographical data |
| Name: Haberkorn, J. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 325 |
| Thulin, Name index to CTC, page 99 |
| |
