TY  - RPRT
TI  - Geologic map of the Harlan quadrangle, Harlan County, Kentucky
AU  - A.J. Froelich
AU  - E. J. McKay
PY  - 1972
DO  - 10.3133/gq1015
UR  - https://pubs.usgs.gov/publication/gq1015
ID  - gq1015
ER  -