TY - RPRT TI - Surficial geologic map of the Heath-Northfield-Southwick-Hampden 24-quadrangle area in the Connecticut Valley region, west-central Massachusetts AU - Janet Radway Stone AU - Mary L. DiGiacomo-Cohen PY - 2010 DO - 10.3133/ofr20061260g UR - https://pubs.usgs.gov/publication/ofr20061260G ID - ofr20061260G ER -