TY - RPRT TI - Progress report of hydrology and sedimentation in Bixler Run, Corey Creek, and Elk Run watersheds, Pennsylvania AU - J.K. Culbertson PY - 1957 DO - 10.3133/ofr5730 UR - https://pubs.usgs.gov/publication/ofr5730 ID - ofr5730 ER -