# Basic slags and rock phosphates

> Cambridge: University Press, 1922.

**Wikidata**: [Q51426355](https://www.wikidata.org/wiki/Q51426355)  
**Source**: https://4ort.xyz/entity/basic-slags-and-rock-phosphates


## References

1. Biodiversity Heritage Library
2. Internet Archive
3. Library of Congress Online Catalog