Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1922 |
345 |
2158 | (68) | 11 |
| 1923 |
339 |
2166 | (66) | 0 |
| 1924 |
333 |
2174 | (59) | 15 |
| 1925 |
220 |
2181 | (64) | 13 |
Rating table notes
|
| Biographical data |
| Name: Spero, Irving Hersh |
| Born: 15 June 1892 |
| Died: 17 Aug. 1955 |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 338 |
| Gaige, Chess Personalia, page 401 |
| Hilbert, Essays in American Chess History, page 209 |
| Thulin, Name index to CTC, page 256 |
| |
