TY - RPRT TI - Geologic interpretation of seismic data, relocation Route 1 cut, Stations 25-36 Ballard Estate in Topsfield, Mass. AU - James E. May AU - Daniel Linehan PY - 1950 DO - 10.3133/ofr5045 UR - https://pubs.usgs.gov/publication/ofr5045 ID - ofr5045 ER -