# Gustaf Kolthoff

> Swedish ornithologist and writer (1845–1913)

**Wikidata**: [Q1555427](https://www.wikidata.org/wiki/Q1555427)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gustaf_Kolthoff)  
**Source**: https://4ort.xyz/entity/gustaf-kolthoff


## References

1. Kolthoff, Gustaf Isak 18451214. Sveriges dödbok 1901–2013
2. [Gustaf I Kolthoff. Dictionary of Swedish National Biography](https://sok.riksarkivet.se/Sbl/Presentation.aspx?id=11719)
3. Integrated Authority File
4. International Standard Name Identifier
5. [LIBRIS. 2018](https://libris.kb.se/katalogisering/jgvxz7q20xpjglt)