Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1922 |
1270 |
1820 | (67) | 9 |
| 1923 |
1458 |
1798 | (60) | 11 |
| 1924 |
1478 |
1790 | (60) | 8 |
| 1925 |
1548 |
1799 | (62) | 0 |
| 1926 |
1650 |
1807 | (58) | 11 |
| 1927 |
1657 |
1810 | (61) | 0 |
| 1928 |
1661 |
1813 | (59) | 10 |
| 1929 |
1658 |
1811 | (62) | 6 |
| 1930 |
1670 |
1822 | (66) | 10 |
Rating table notes
|
| Biographical data |
| Name: Winfrey, William Constantine |
| Also known as: Dr. William Constantine Winfrey |
| Born: 25 Nov. 1876 |
| Died: 7 Aug. 1956 |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 341 |
| Gaige, Chess Personalia, page 466 |
| Gaige, Chess Tournament Crosstables IV, page 564 |
| Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 204 |
| |
