TY - RPRT TI - Aeromagnetic map of part of the Old Lyme Quadrangle, New London and Middlesex counties, Connecticut AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1973 DO - 10.3133/gp878 UR - https://pubs.usgs.gov/publication/gp878 ID - gp878 ER -