Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
963 |
2025 | (85) | 5 |
| 1925 |
957 |
2043 | (80) | 5 |
| 1926 |
987 |
2049 | (80) | 5 |
| 1927 |
1018 |
2057 | (82) | 5 |
| 1928 |
1050 |
2042 | (89) | 0 |
| 1929 |
1086 |
2027 | (94) | 0 |
| 1930 |
1152 |
2013 | (99) | 0 |
| 1931 |
1217 |
1998 | (102) | 0 |
| 1932 |
1259 |
1984 | (105) | 0 |
| 1933 |
1280 |
1969 | (107) | 0 |
| 1934 |
1360 |
1954 | (109) | 0 |
| 1935 |
1361 |
1940 | (110) | 0 |
| 1936 |
1265 |
1925 | (110) | 0 |
| 1937 |
1153 |
1911 | (110) | 0 |
| 1938 |
1088 |
1896 | (109) | 0 |
| 1939 |
908 |
1881 | (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] |
| |
