Data from
- Allgemeines Künstlerlexikon Online / Artists of the World Online (visit site)
- Artnet (visit site)
- Benezit Dictionary of Artists (visit site)
- Bibliothéque Nationale de France (visit site)
- PhotographyDatabase.org (visit site)
- RKDartists (visit site)
- Union List of Artist Names (Getty ULAN) (visit site)
- Virtual International Authority File (visit site)
- Wikipedia (visit site)
- Wikidata (visit site)
Locations
Karl Geiser has 2 locations.
Birth (December 22, 1898)
Bern, Switzerland
Death (March 5, 1957)
Zürich, Switzerland