# Johann Grueber

> Austrian Jesuit missionary and explorer of China and Tibet (1623-1680), an imperial astronomer in China

**Wikidata**: [Q45112](https://www.wikidata.org/wiki/Q45112)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Johann_Grueber)  
**Source**: https://4ort.xyz/entity/johann-grueber


## References

1. International Standard Name Identifier
2. Integrated Authority File
3. Open Library
4. Czech National Authority Database
5. Freebase Data Dumps. 2013
6. Virtual International Authority File
7. National Library of Israel Names and Subjects Authority File