# Harlan Linneus McCracken

> Ph.D. University of Wisconsin-Madison 1923

**Wikidata**: [Q102626149](https://www.wikidata.org/wiki/Q102626149)  
**Source**: https://4ort.xyz/entity/harlan-linneus-mccracken


## References

1. FamilySearch
2. Mathematics Genealogy Project
3. Library of Congress Authorities