TY - RPRT TI - Borehole Characterization of a Methane-Yielding Bedrock Well, Tyngsborough, Massachusetts AU - Herbert A. Pierce AU - Gregory J. Walsh AU - Robert A. Burruss AU - James R. Degnan PY - 2007 DO - 10.3133/ofr20071399 UR - https://pubs.usgs.gov/publication/ofr20071399 ID - ofr20071399 ER -