# Jan Witkowski

> Polish stamp dealer and philatelist (1907-1996)

**Wikidata**: [Q11719420](https://www.wikidata.org/wiki/Q11719420)  
**Source**: https://4ort.xyz/entity/jan-witkowski-q11719420


## References

1. Wer ist wer in der Philatelie? (3 ed.)
2. Virtual International Authority File