# Ethics of the trees

> Boston,The Stratford co.,1921. | Library of Congress

**Wikidata**: [Q51470320](https://www.wikidata.org/wiki/Q51470320)  
**Source**: https://4ort.xyz/entity/ethics-of-the-trees


## References

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