TY - RPRT TI - Preliminary aeromagnetic map of the Charlotte 1 x 2 degree quadrangle, North Carolina, South Carolina AU - David L. Daniels AU - Isidore Zietz PY - 1980 DO - 10.3133/ofr80229 UR - https://pubs.usgs.gov/publication/ofr80229 ID - ofr80229 ER -