# Jacob Ehrat

> Ph.D. Universität Zürich 1906

**Wikidata**: [Q102242883](https://www.wikidata.org/wiki/Q102242883)  
**Source**: https://4ort.xyz/entity/jacob-ehrat


## References

1. Source
2. Schaffhauser Nachrichten. 1960
3. Mathematics Genealogy Project
4. Virtual International Authority File