Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1918 |
269 |
2119 | (85) | 5 |
| 1919 |
271 |
2101 | (80) | 5 |
| 1920 |
307 |
2087 | (82) | 0 |
| 1921 |
266 |
2073 | (82) | 7 |
Rating table notes
|
| Biographical data |
| Name: Kloosterboer, G.W. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 308 |
| Thulin, Name index to CTC, page 134 |
| |
