Michael Arbuthnot Search No description specified. 1-2 (2 Records) Documents The Karst Spring Vent as Receptacle with Meaning: Chassahowitzka Headsprings Weeden Island Period Dolphin Fin Effigy (2016) Spring Surprise: The Lessons Learned and Unexpected Results of the Chassahowitzka Headsprings Archaeological Assessment and Monitoring Project (2015)