Nathan Mannheimer
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Frankfurt | ??/??/1930 | 0 | Germany |
| Haarlem | 07/??/1901 | 0 | Netherlands |
| Amsterdam | ??/??/1899 | 0 | Netherlands |
| Breslau m | ??/??/1879 | 0 | Germany |
Most Played Openings as White
| ECO | Opening | Games |
| D02 | Queen's pawn game | 3 games |
| D30 | Queen's gambit declined | 2 games |
| D37 | Queen's Gambit Declined, 4.Nf3 | 2 games |
| D35 | Queen's Gambit Declined, 3...Nf6 | 2 games |
Most Played Openings as Black
| ECO | Opening | Games |
| C79 | Ruy Lopez, Steinitz defence deferred (Russian defence) | 2 games |
| C87 | Ruy Lopez, closed, Averbach variation | 2 games |
| C01 | French, exchange variation | 2 games |
| C42 | Petrov's defence | 2 games |


Germany
Netherlands