Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1922 |
987 |
1807 | (71) | 9 |
| 1923 |
1122 |
1784 | (65) | 11 |
| 1924 |
1188 |
1774 | (66) | 8 |
| 1925 |
1210 |
1778 | (71) | 0 |
| 1926 |
1244 |
1783 | (72) | 0 |
| 1927 |
1244 |
1787 | (71) | 0 |
| 1928 |
1199 |
1791 | (67) | 10 |
| 1929 |
1149 |
1792 | (68) | 6 |
| 1930 |
1183 |
1804 | (72) | 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 |
| |
