# Otto Hässler
**Wikidata**: [Q23988541](https://www.wikidata.org/wiki/Q23988541)  
**Source**: https://4ort.xyz/entity/otto-h-ssler


## References

1. [Svenskagravar.se](https://www.svenskagravar.se/gravsatt/69303814)
2. Virtual International Authority File
3. [LIBRIS. 2012](https://libris.kb.se/katalogisering/42gjdz2n5qpr393)