# Leon Andrzejewski

> Polish geologist

**Wikidata**: [Q20028191](https://www.wikidata.org/wiki/Q20028191)  
**Source**: https://4ort.xyz/entity/leon-andrzejewski-q20028191


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Polish Science
4. NUKAT
5. MAK