Robert H. Tykot U. of South Florida No description specified. 1-2 (2 Records) Documents The Importance of Identifying Specific Obsidian Subsources on Sardinia to Interpreting Long-Distance Trade in the Neolithic Central Mediterranean (2019) Prehistoric Obsidian Use in Southern Italy: Primary Acquisition and Down-the-line Exchange in Calabria, Basilicata, and Campania (2018)