TY - RPRT TI - Water levels in observation wells in Kentucky : 1935 through 1976 AU - Douglas V. Whitesides AU - John Michael Kernodle AU - David W. Leist PY - 1978 DO - 10.3133/ofr78129 UR - https://pubs.usgs.gov/publication/ofr78129 ID - ofr78129 ER -