TY  - RPRT
TI  - Aeromagnetic map of the Culpeper Basin and vicinity, Virginia and Maryland
AU  - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey
PY  - 1981
DO  - 10.3133/ofr81472
UR  - https://pubs.usgs.gov/publication/ofr81472
ID  - ofr81472
ER  -