# Sparks from a geologist's hammer

> Chicago: S.C. Griggs and Co., 1882.

**Wikidata**: [Q51428156](https://www.wikidata.org/wiki/Q51428156)  
**Source**: https://4ort.xyz/entity/sparks-from-a-geologist-s-hammer


## References

1. Biodiversity Heritage Library
2. Internet Archive
3. [Fatcat](https://api.fatcat.wiki/v0/release/nsu3bc6senha3dvbev2accwzde)
4. Source