Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1918 |
536 |
1972 | (79) | 14 |
| 1919 |
523 |
1989 | (81) | 0 |
| 1920 |
574 |
2006 | (81) | 0 |
| 1921 |
587 |
2023 | (79) | 0 |
| 1922 |
554 |
2040 | (75) | 0 |
| 1923 |
575 |
2057 | (70) | 14 |
Rating table notes
|
| Biographical data |
| Name: Friedenberg, Rodolfo |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 237 |
| Di Felice, Chess Results, 1921-1930, page 49 |
| Thulin, Name index to CTC, page 81 |
| Periodicals |
| [RCAA], 1918, page 100 |
| |
