TY - RPRT TI - Hydrologic data collected in and around a surface coal mine, Clay and Vigo counties, Indiana, 1977-80 AU - Linda L. Bobo AU - Stephen E. Eikenberry PY - 1982 DO - 10.3133/ofr82639 UR - https://pubs.usgs.gov/publication/ofr82639 ID - ofr82639 ER -