# Pyotr Ivanov

> Soviet embryologist (1878–1942)

**Wikidata**: [Q4196294](https://www.wikidata.org/wiki/Q4196294)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Piotr_Ivanov)  
**Source**: https://4ort.xyz/entity/pyotr-ivanov-q4196294


## References

1. Some Milestones in the Development of Embryology at the Leningrad State University
2. Virtual International Authority File
3. Faceted Application of Subject Terminology