# Ida Martha Metcalf

> second American woman to receive a Ph.D. in mathematics

**Wikidata**: [Q23074259](https://www.wikidata.org/wiki/Q23074259)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ida_Martha_Metcalf)  
**Source**: https://4ort.xyz/entity/ida-martha-metcalf


## References

1. Mathematics Genealogy Project