You might try Fred Limp at the Center for Advanced Spatial Technologies,
Universtiy of Arkansas, Fayetteville, AR 72702
 
Charles R Ewen Associate Professor
East Carolina University
Anthropology
Brewster A-209 Greenville, NC 27858 (919) 328-6146
Bitnet: ANEWEN@ECUVM1 Internet: [log in to unmask]