# Principles of stratigraphy

> New York: A.G. Seiler and company, 1913.

**Wikidata**: [Q51420863](https://www.wikidata.org/wiki/Q51420863)  
**Source**: https://4ort.xyz/entity/principles-of-stratigraphy


## References

1. Biodiversity Heritage Library
2. Internet Archive
3. Library of Congress Online Catalog
4. [Fatcat](https://api.fatcat.wiki/v0/release/e26wtklvwbaylc6epwk4l7rjeu)