TY  - RPRT
TI  - Geology of the Boltsfork quadrangle and part of the Burnaugh quadrangle, Kentucky
AU  - Frank Darwyn Spencer
PY  - 1964
DO  - 10.3133/gq316
UR  - https://pubs.usgs.gov/publication/gq316
ID  - gq316
ER  -