A fund created by the estate of Helen Ritter for the management, protection and restoration of four Wisconsin State Natural Areas: Parfrey’s Glen, Caroline Lake, Cassville Bluffs and Pewit’s Nest (2014).
Helen G. Ritter State Natural Areas Fund
![Helen G. Ritter State Natural Areas Fund](https://www.wisconservation.org/wp-content/uploads/2020/11/45483862744_f21d23416d_c.jpg)
A fund created by the estate of Helen Ritter for the management, protection and restoration of four Wisconsin State Natural Areas: Parfrey’s Glen, Caroline Lake, Cassville Bluffs and Pewit’s Nest (2014).