1. Department of Anthropology and Earth Science; Minnesota State University Moorhead; 1104 7th Avenue South; Moorhead; MN; 56563; USA
2. Geosight; Weems; VA; USA
3. Geophysical Archaeometery Laboratory; Woodland Hills; CA; USA
4. Lynch Rental LLC; Providence; RI; USA
5. National Park Service; Midwest Archeological Center; Lincoln; NE; USA
6. Dakota Technologies Inc.; Fargo; ND; USA