TY - RPRT TI - Time-series photographs of the sea floor in western Massachusetts Bay: June 1997 to June 1998 AU - Bradford Butman AU - P. Soupy Alexander AU - Michael H. Bothner PY - 2004 DO - 10.3133/ds87 UR - https://pubs.usgs.gov/publication/ds87 ID - ds87 ER -