R. Guckemus
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Syracuse sim | ??/??/1932 | 0 |  United States |
| Sylvan Beach | ??/??/1904 | 0 | United States |
Most Played Openings as White
| ECO | Opening | Games |
| C24 | Bishop's opening, Berlin defence | 1 games |
| C45 | Scotch game | 1 games |
| B13 | Caro-Kann, exchange variation | 1 games |
Most Played Openings as Black
| ECO | Opening | Games |
| B01 | Scandinavian (centre counter) defence | 1 games |
| A22 | English opening | 1 games |
| D07 | Queen's Gambit Declined, Chigorin defence | 1 games |
| C42 | Petrov's defence | 1 games |
