# John H. Middendorf

> born 1922; died 2007

**Wikidata**: [Q110110377](https://www.wikidata.org/wiki/Q110110377)  
**Source**: https://4ort.xyz/entity/john-h-middendorf


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. CiNii Research
4. Open Library
5. MAK