Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1921 |
423 |
2165 | (57) | 22 |
| 1922 |
398 |
2174 | (59) | 0 |
| 1923 |
400 |
2184 | (56) | 0 |
| 1924 |
409 |
2193 | (46) | 33 |
| 1925 |
470 |
2139 | (54) | 0 |
| 1926 |
542 |
2084 | (56) | 12 |
| 1927 |
531 |
2040 | (63) | 0 |
| 1928 |
475 |
1995 | (67) | 10 |
Rating table notes
|
| Biographical data |
| Name: de Witt, Rodolfo |
| Born: 1892 |
| Died: 16 May 1970 |
| |
| Notes: |
| Gaige gives date of birth between 17-05-1892 and 16-05-1893. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 321 |
| Gaige, Chess Personalia, page 92, 467 |
| Thulin, Name index to CTC, page 299 |
| |
