Roberto G Grau
| White | Black | |
|---|---|---|
| Roberto G Grau | Richard Reti | View |
| Roberto G Grau | George Davidescu | View |
| Roberto G Grau | George Koltanowski | View |
| Valentin Marin y Llovet | Roberto G Grau | View |
| Roberto G Grau | Luis Palau | View |
| Stanislav Kohn | Roberto G Grau | View |
| Roberto G Grau | Karel Hromadka | View |
| Roberto G Grau | Valentin Fernandez Coria | View |
| Roberto G Grau | Guerra Boneo | View |
| Roberto G Grau | Valentin Fernandez Coria | View |
| Roberto G Grau | Arnoldo Ellerman | View |
| Damian M Reca | Roberto G Grau | View |
| Jose De Freitas | Roberto G Grau | View |
| Roberto G Grau | Hector Anaya Oger | View |
| Santiago Rivas Costa | Roberto G Grau | View |
| Raul Werneck de Castro | Roberto G Grau | View |
| Roberto G Grau | Rolando Illa | View |
| Roberto G Grau | Joao De Souza Mendes | View |
| Jose Montalban | Roberto G Grau | View |
| Roberto G Grau | Rolando Illa | View |