TY  - RPRT
TI  - Geologic map of the Lykens quadrangle, Dauphin, Schuylkill, and Lebanon Counties, Pennsylvania
AU  - J. Peter Trexler
AU  - Gordon H. Wood
PY  - 1968
DO  - 10.3133/gq701
UR  - https://pubs.usgs.gov/publication/gq701
ID  - gq701
ER  -