TY  - RPRT
TI  - Geologic map of the Saylorsburg quadrangle, Monroe and Northampton Counties, Pennsylvania
AU  - Jack Burton Epstein
PY  - 1990
DO  - 10.3133/gq1638
UR  - https://pubs.usgs.gov/publication/gq1638
ID  - gq1638
ER  -