# Hilmar Johannes Backer

> Dutch university professor and chemist (1882-1959)

**Wikidata**: [Q2718102](https://www.wikidata.org/wiki/Q2718102)  
**Source**: https://4ort.xyz/entity/hilmar-johannes-backer-q2718102


## References

1. Catalogus Professorum Academiae Groninganae
2. Mathematics Genealogy Project
3. [Source](https://archive.org/details/sim_journal-officiel-de-la-republique-francaise_1952-09-24_229/page/n7/mode/2up)
4. Virtual International Authority File
5. Biografisch Portaal
6. KNAW Past Members
7. La France savante