He also established a trading post in New Hampshire that is listed in the National Register of Historic Places.

He takes the reader on a trip from Quebec and throughout New England through linguistics and language education.

He purchased goods from Odanak members and took them to his trading post in Intervale, New Hampshire, to sell to tourists.

The camp was located in a grove of white pines known as Cathedral Woods, across from the scenic overlook that resides on the border of North Conway and Intervale.

[1] In 1991, the trading post was listed in the National Register of Historic Places as "Abenaki Indian Shop and Camp".