# Cement stave silos

> Chicago,Portland cement association,1917. | Library of Congress

**Wikidata**: [Q51455145](https://www.wikidata.org/wiki/Q51455145)  
**Source**: https://4ort.xyz/entity/cement-stave-silos


## References

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