Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1925 |
388 |
2229 | (79) | 8 |
| 1926 |
430 |
2220 | (82) | 0 |
| 1927 |
471 |
2211 | (83) | 0 |
| 1928 |
479 |
2202 | (83) | 0 |
| 1929 |
500 |
2193 | (82) | 0 |
| 1930 |
540 |
2184 | (78) | 7 |
| 1931 |
539 |
2171 | (84) | 0 |
| 1932 |
543 |
2157 | (88) | 0 |
| 1933 |
552 |
2144 | (91) | 4 |
Rating table notes
|
| Biographical data |
| Name: Bergsma, K.M. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 319 |
| Di Felice, Chess Results, 1931-1935, page 375 |
| Thulin, Name index to CTC, page 26 |
| |
