Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1926 |
1074 |
2029 | (82) | 6 |
| 1927 |
1099 |
2038 | (81) | 0 |
| 1928 |
1066 |
2048 | (78) | 5 |
| 1929 |
1076 |
2050 | (82) | 0 |
| 1930 |
1103 |
2053 | (84) | 5 |
Rating table notes
|
| Biographical data |
| Name: Wertheim, Johan Hendrik |
| Born: 19 Mar. 1905 |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 341 |
| Gaige, Chess Personalia, page 461 |
| Thulin, Name index to CTC, page 296 |
| |
