Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1930 |
950 |
2112 | (65) | 15 |
| 1931 |
1020 |
2114 | (72) | 0 |
| 1932 |
1024 |
2116 | (77) | 0 |
| 1933 |
1040 |
2118 | (80) | 5 |
Rating table notes
|
| Biographical data |
| Name: Kleefstra, H. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 328 |
| Di Felice, Chess Results, 1931-1935, page 389 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 476 |
| Thulin, Name index to CTC, page 133 |
| |
