William Jacob Ferris
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Philadelphia-Manhattan | ??/??/1913 | 0 | United States |
| Manhattan CC-Franklin CC | ??/??/1912 | 0 | United States |
| Manhattan CC-Franklin CC | 05/??/1910 | 0 | United States |
| Manhattan CC-Franklin CC | ??/??/1909 | 0 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| C84 | Ruy Lopez, closed defence | 1 games |
| D00 | Queen's pawn game | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C49 | Four knights, double Ruy Lopez | 1 games |
| D53 | Queen's Gambit Declined, 4.Bg5 Be7 | 1 games |
| C56 | Two knights defence | 1 games |
| C14 | French, classical variation | 1 games |


United States