# Hjalmar Pettersen

> librarian and bibliographer from Norway

**Wikidata**: [Q5873166](https://www.wikidata.org/wiki/Q5873166)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Hjalmar_Pettersen)  
**Source**: https://4ort.xyz/entity/hjalmar-pettersen


## References

1. Virtual International Authority File
2. Faceted Application of Subject Terminology