approved
218899
xsd:long
2009-11-30T15:21:18+00:00
xsd:dateTime
2023-06-30T12:09:40+00:00
xsd:dateTime
2009-11-30T15:21:18+00:00
xsd:dateTime
marconisten @nl
telegrapher @en
telegrapher @en
marconisten @nl
radiotelegrafie @nl
telegraphist @en