TY - RPRT TI - Locations of fracture intervals inferred from borehole logs of eight wells at the Holton Circle Superfund site, Londonderry, New Hampshire AU - B. P. Hansen PY - 1993 DO - 10.3133/ofr92647 UR - https://pubs.usgs.gov/publication/ofr92647 ID - ofr92647 ER -