# Christoph Arnold

> German astronomer (1650-1695)

**Wikidata**: [Q66389](https://www.wikidata.org/wiki/Q66389)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Christoph_Arnold)  
**Source**: https://4ort.xyz/entity/christoph-arnold


## References

1. Integrated Authority File
2. Arnold, Christoph
3. [Source](https://kalliope-verbund.info/DE-611-BF-129908)
4. Freebase Data Dumps. 2013
5. MacTutor History of Mathematics archive
6. CERL Thesaurus