White | Elo | Black | Elo | ECO | Year | Res. | # | | | |
Kupper, Josef
|
|
Gligoric, Svetozar
|
|
B48
|
1959
|
½-½
| 55 |
|
|
|
Kupper, Josef
|
|
Penrose, Jonathan
|
|
B48
|
1963
|
½-½
| 57 |
|
|
|
Kupper, Josef
|
|
Garcia Martinez, Silvi...
|
|
B48
|
1968
|
1-0
| 29 |
|
|
|
Kupper, Josef
|
|
Christoph, Manfred
|
|
B48
|
1970
|
1-0
| 33 |
|
|
|
Kupper, Josef
|
|
Cvetkovic, Srdjan
|
|
B48
|
1972
|
1-0
| 38 |
|
|
|
Kupper, Josef
|
|
Timman, Jan H
|
|
B48
|
1972
|
0-1
| 65 |
|
|
|