| KNVB beker 1969/1970 - Appearances as Referee |  |
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| 19/10/1969 | Gooiland Hilversum | - | AZ '67 Alkmaar | 4:5 pso | - | - | - |
| KNVB beker 1969/1970 - Appearances as Referee | |
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| 19/10/1969 | Gooiland Hilversum | - | AZ '67 Alkmaar | 4:5 pso | - | - | - |
| Complete name: | Jan F. Beck |
| Born: | 11/08/1933 |
| Place of birth: |
Netherlands |
| Residence: | Amsterdam / Osdorp |
| Nationality: |
Netherlands |