# Robert F. Giegengack

> American geology professor

**Wikidata**: [Q69909721](https://www.wikidata.org/wiki/Q69909721)  
**Source**: https://4ort.xyz/entity/robert-f-giegengack


## References

1. [Source](https://people.earth.yale.edu/people/alumni)
2. [Source](https://almanac.upenn.edu/articles/robert-giegengack-earth-and-environmental-studies)
3. National Library of Israel Names and Subjects Authority File