Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1922 |
417 |
2172 | (65) | 11 |
| 1923 |
422 |
2182 | (63) | 0 |
| 1924 |
433 |
2191 | (56) | 15 |
| 1925 |
404 |
2199 | (61) | 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 |
| |
