# Fredrik Helen Werenskiold

> Norwegian chemist (1851-1900)

**Wikidata**: [Q107227686](https://www.wikidata.org/wiki/Q107227686)  
**Source**: https://4ort.xyz/entity/fredrik-helen-werenskiold


## References

1. [Source](https://www.nb.no/items/URN:NBN:no-nb_digibok_2011071320009?page=713)
2. [Source](http://urn.nb.no/URN:NBN:no-nb_digibok_2008043004098?page=143)
3. [Source](https://www.nb.no/items/URN:NBN:no-nb_digibok_2008041100027?page=951)
4. [Salmonsens konversationsleksikon, 2nd edition](https://www.nb.no/items/URN:NBN:no-nb_digibok_2008041100027?page=951)