# Corn disease investigations

> Springfield, Ill.,Illinois farmers' institute[1921] | Library of Congress

**Wikidata**: [Q51460266](https://www.wikidata.org/wiki/Q51460266)  
**Source**: https://4ort.xyz/entity/corn-disease-investigations


## References

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