TY - RPRT TI - Aeromagnetic map of the Winsted quadrangle and parts of the Torrington and Tolland Center quadrangles, Litchfield and Hartford Counties, Connecticut AU - Members of the Engineering Geology and Ground Water Branches, U.S. Geological Survey PY - 1969 DO - 10.3133/gp643 UR - https://pubs.usgs.gov/publication/gp643 ID - gp643 ER -