"Abteilungsleiter Institut für Geophysik, Bergschule Bochum. Westfälische Berggewerkschaftskasse, Bochum." (http://www.digiporta.net/pdf/DBM/Baule_348186882.pdf, 14.08.2022)
en
This actor (left) is related to objects with which other actors (right) are related to
[Last update: ]