# Johan Axel Christian Callmer

> -1908

**Wikidata**: [Q29341960](https://www.wikidata.org/wiki/Q29341960)  
**Source**: https://4ort.xyz/entity/johan-axel-christian-callmer


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Faceted Application of Subject Terminology
4. Virtual International Authority File
5. LIBRIS
6. VcBA (identifier)
7. Alvin
8. NUKAT
9. Catalogue of the Unione Romana Biblioteche Scientifiche
10. Bibliography of the History of the Czech Lands
11. MAK
12. National Library of Israel Names and Subjects Authority File