# Johan Spongberg
**Wikidata**: [Q6185835](https://www.wikidata.org/wiki/Q6185835)  
**Source**: https://4ort.xyz/entity/johan-spongberg


## References

1. [Svenskt biografiskt handlexikon](https://runeberg.org/sbh/b0501.html)
2. [Swedish Census 1880](https://sok.riksarkivet.se/?postid=Folk_118512182)
3. [burial register](https://sok.riksarkivet.se/bildvisning/80002757_00419#?c=&m=&s=&cv=418&xywh=135%2C1347%2C3891%2C2872)
4. Virtual International Authority File
5. CERL Thesaurus
6. [LIBRIS. 2012](https://libris.kb.se/katalogisering/xv8cgh1g5qx6ccq)