TY  - RPRT
TI  - Geologic map of the New Amsterdam quadrangle, Kentucky-Indiana and part of the Mauckport quadrangle, Kentucky
AU  - Dewey Harold Amos
PY  - 1972
DO  - 10.3133/gq990
UR  - https://pubs.usgs.gov/publication/gq990
ID  - gq990
ER  -