Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1926 |
899 |
2043 | (83) | 6 |
| 1927 |
895 |
2054 | (82) | 0 |
| 1928 |
846 |
2064 | (79) | 5 |
| 1929 |
819 |
2067 | (82) | 0 |
| 1930 |
837 |
2070 | (85) | 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 |
| |
