As to Copper From the Mounds of the St. John's River, Florida. Reprinted From Pt. II "Certain Sand Mounds of the St. John's River, Florida." (en Inglés)
Moore, Clarence B. (Clarence Bloomfie ; Saville, Marshall H. (Marshall Howard) ; Museum of the American Indian, Heye F.
Legare Street Press, Tapa Blanda, Nuevo