Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1880 |
478 |
1912 | (98) | 5 |
| 1881 |
528 |
1919 | (95) | 0 |
| 1882 |
553 |
1927 | (91) | 0 |
| 1883 |
584 |
1935 | (86) | 10 |
| 1884 |
636 |
1936 | (91) | 0 |
| 1885 |
632 |
1937 | (95) | 0 |
| 1886 |
636 |
1938 | (98) | 0 |
| 1887 |
625 |
1938 | (101) | 0 |
| 1888 |
629 |
1939 | (102) | 0 |
| 1889 |
620 |
1940 | (103) | 0 |
| 1890 |
653 |
1941 | (104) | 0 |
| 1891 |
653 |
1942 | (103) | 0 |
| 1892 |
697 |
1943 | (102) | 0 |
| 1893 |
708 |
1943 | (101) | 0 |
| 1894 |
724 |
1944 | (98) | 0 |
| 1895 |
721 |
1945 | (95) | 0 |
| 1896 |
713 |
1946 | (91) | 7 |
Rating table notes
|
| Biographical data |
| Name: Mertens, G. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1747-1900, page 229 |
| Periodicals |
| [NBSZ], vol. 2, no. 1, Jan. 1865, page 21 |
| |
