# Buttermakers short course

> Owatonna, Minn.,The authors[c1917] | Library of Congress

**Wikidata**: [Q51451907](https://www.wikidata.org/wiki/Q51451907)  
**Source**: https://4ort.xyz/entity/buttermakers-short-course


## References

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