# Robert Julius Trumpler

> Swiss-American astronomer (1886-1956)

**Wikidata**: [Q123963](https://www.wikidata.org/wiki/Q123963)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Robert_Julius_Trumpler)  
**Source**: https://4ort.xyz/entity/robert-julius-trumpler


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. Historical Dictionary of Switzerland
4. [Source](https://news.berkeley.edu/2017/05/03/pioneering-radio-astronomer-harold-weaver-dies-at-age-99/)
5. International Standard Name Identifier
6. Virtual International Authority File
7. SNAC
8. Brockhaus Enzyklopädie
9. Freebase Data Dumps. 2013
10. CONOR.SI
11. National Library of Israel Names and Subjects Authority File