# Johannes von Haartman
**Wikidata**: [Q55395767](https://www.wikidata.org/wiki/Q55395767)  
**Source**: https://4ort.xyz/entity/johannes-von-haartman


## References

1. [Source](https://ylioppilasmatrikkeli.helsinki.fi/1853-1899/henkilo.php?id=22253)