# Concrete silos; their advantages

> Chicago,The Cement era publishing company,1916. | Library of Congress

**Wikidata**: [Q51458704](https://www.wikidata.org/wiki/Q51458704)  
**Source**: https://4ort.xyz/entity/concrete-silos-their-advantages


## References

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