TY - RPRT TI - Aeromagnetic map of the Egremont quadrangle and part of the State Line quadrangle, Berkshire County, Massachusetts and Columbia County, New York AU - G. R. Boynton AU - Peter Popenoe AU - G. L. Zandle PY - 1965 DO - 10.3133/gp529 UR - https://pubs.usgs.gov/publication/gp529 ID - gp529 ER -