TY - RPRT TI - Aeromagnetic map of the Henderson quadrangle and parts of the Louisburg and Boydton quadrangles, north-central North Carolina AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1973 DO - 10.3133/gp884 UR - https://pubs.usgs.gov/publication/gp884 ID - gp884 ER -