TY - RPRT TI - Bouguer gravity map of the Hartford 1° x 2° quadrangle, Connecticut, New York, New Jersey, Massachusetts AU - Wallace A. Bothner AU - Robert W. Simpson PY - 1979 DO - 10.3133/ofr791083 UR - https://pubs.usgs.gov/publication/ofr791083 ID - ofr791083 ER -