# Pieter Leffen

> born:1649|died:1669|; Leffen, Pieter, 16..-166.?, libraire; Leffen, Pieter (16..-1666?).; Leffen, Pieter, fl. 1649-1666; Leffen, Petrus

**Wikidata**: [Q59524515](https://www.wikidata.org/wiki/Q59524515)  
**Source**: https://4ort.xyz/entity/pieter-leffen


## References

1. BnF authorities
2. IdRef
3. Virtual International Authority File
4. Autoritats UB