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Haynes, Williams; Boylan, James (1976). Stonington Chronology (2nd ed.). Chester: Pequot. p. 74. OCLC2523265.
Connecticut Forest and Park Association (2005). Ann T. Colson; Cindi D. Pietrzyk (eds.). Connecticut Walk Book East (19th ed.). Rockfall: Connecticut Forest and Park Association. pp. 205–206. ISBN0-9619052-5-5. OCLC1782327.