TY - RPRT TI - The subenvelope map as a tool for delineating linear features in the Georgia Piedmont and coastal plain AU - Larry Mayer AU - David C. Prowell AU - Juergen Reinhardt PY - 1977 DO - 10.3133/ofr77695 UR - https://pubs.usgs.gov/publication/ofr77695 ID - ofr77695 ER -