TY - RPRT TI - Hydrogeologic data for Carroll Island, Aberdeen Providing Ground, Maryland AU - Lisa K. Ham AU - L.N. Sears AU - S.W. Phillips AU - F.J. Tenbus PY - 1991 DO - 10.3133/ofr89388 UR - https://pubs.usgs.gov/publication/ofr89388 ID - ofr89388 ER -