TY  - RPRT
TI  - Littlestown quadrangle, Carroll County, Maryland hydrogeologic atlas
AU  - James Montgomery Weigle
AU  - John T. Hilleary
PY  - 1981
DO  - 10.3133/ofr801015
UR  - https://pubs.usgs.gov/publication/ofr801015
ID  - ofr801015
ER  -