Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
984 |
2023 | (84) | 5 |
| 1925 |
983 |
2041 | (80) | 5 |
| 1926 |
1012 |
2048 | (80) | 5 |
| 1927 |
1047 |
2055 | (82) | 5 |
| 1928 |
1085 |
2040 | (89) | 0 |
| 1929 |
1128 |
2026 | (94) | 0 |
| 1930 |
1203 |
2011 | (98) | 0 |
| 1931 |
1292 |
1996 | (102) | 0 |
| 1932 |
1333 |
1981 | (105) | 0 |
| 1933 |
1362 |
1967 | (107) | 0 |
| 1934 |
1477 |
1952 | (108) | 0 |
| 1935 |
1497 |
1937 | (109) | 0 |
| 1936 |
1426 |
1923 | (110) | 0 |
| 1937 |
1350 |
1908 | (110) | 0 |
| 1938 |
1331 |
1893 | (109) | 0 |
| 1939 |
1153 |
1879 | (108) | 7 |
Rating table notes
|
| Biographical data |
| Name: de Böck, Henry Caesar Désiré |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1936-1940, page 244 |
| Periodicals |
| [HNNI], vol. 29, no. 96, 24 Apr. 1924, page 9 |
| [TNS], vol. 30, no. 7, July 2922, page 191 |
| Web |
| [12th NISB Club Championship, Semarang 1927] |
| |
