| EURO Qualifiers 1974/1975 - Appearances as Referee |  |
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| 13/10/1974 | Denmark | - | Romania | 0:0 | 1 | - | - |
| 30/04/1975 | CSSR | - | Portugal | 5:0 | 2 | - | - |
| EURO Qualifiers 1974/1975 - Appearances as Referee | |
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|
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| 13/10/1974 | Denmark | - | Romania | 0:0 | 1 | - | - |
| 30/04/1975 | CSSR | - | Portugal | 5:0 | 2 | - | - |
| Complete name: | Ferdinand Biwersi |
| Born: | 24/06/1934 † 04/09/2013 |
| Place of birth: |
Bliesransbach, 
Germany |
| Residence: | Saarbrücken |
| Nationality: |
Germany |
| Bundesliga (GER) appearances: | 120 |