# How to Know the Ferns

> 6th edition (1911) of the book by Frances Theodora Parsons

**Wikidata**: [Q51398635](https://www.wikidata.org/wiki/Q51398635)  
**Source**: https://4ort.xyz/entity/how-to-know-the-ferns


## References

1. Biodiversity Heritage Library
2. Internet Archive