Studied at Humboldt-Universität zu Berlin (1886–1891).
Text from Wikipedia, available under CC BY-SA 4.0.
- #wikidata
- #education
Studied at Humboldt-Universität zu Berlin (1886–1891).
Text from Wikipedia, available under CC BY-SA 4.0.
Captured 2026-08-17 from Wikipedia. The archived copy is preserved so this citation survives link rot.