Career landmark: executive director (1879–1882).
Text from Wikipedia, available under CC BY-SA 4.0.
- #wikidata
- #milestone
← Philipp Ludwig von Seidel timeline
Career landmark: executive director (1879–1882).
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-09-23 from Wikipedia. The archived copy is preserved so this citation survives link rot.