TY - RPRT TI - Aeromagnetic map of the New Britain quadrangle and part of the Avon quadrangle, Hartford County, Connecticut AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1973 DO - 10.3133/gp846 UR - https://pubs.usgs.gov/publication/gp846 ID - gp846 ER -