TY  - RPRT
TI  - Aeromagnetic map of the Harper quadrangle, Liberia
AU  - John Charles Behrendt
AU  - Cletus S. Wotorson
PY  - 1971
DO  - 10.3133/ofr7123
UR  - https://pubs.usgs.gov/publication/ofr7123
ID  - ofr7123
ER  -