Williams, Steven (Apr 1957). "The Island 35 Mastodon: Its Bearing on the Age of Archaic Cultures in the East". American Antiquity. 22 (4): 359–372. doi:10.2307/276134. JSTOR276134.
jstor.org
Williams, Steven (Apr 1957). "The Island 35 Mastodon: Its Bearing on the Age of Archaic Cultures in the East". American Antiquity. 22 (4): 359–372. doi:10.2307/276134. JSTOR276134.