# Hans-Joachim Freytag

> (1917-1993)

**Wikidata**: [Q82026747](https://www.wikidata.org/wiki/Q82026747)  
**Source**: https://4ort.xyz/entity/hans-joachim-freytag


## References

1. Catalog of the German National Library
2. [Source](http://opac.regesta-imperii.de/lang_en/suche.php?thes=Freytag%2C+Hans-Joachim+%281917-1993%29)