German software developer
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ID Numbers
- OLID: OL7436435A
Links (outside Open Library)
Alternative names
- Johl
March 20, 2020 | Edited by Gustav-Landauer-Bibliothek Witten | links |
December 2, 2018 | Edited by Gustav-Landauer-Bibliothek Witten | bio, links |
December 2, 2018 | Edited by Gustav-Landauer-Bibliothek Witten | Added new photo |
December 2, 2018 | Created by Gustav-Landauer-Bibliothek Witten | 1st version |