TY  - RPRT
TI  - Shaling studies in the western part of NPR-4 and adjoining areas, 1952
AU  - E.G. Sable
PY  - 1954
DO  - 10.3133/ofr54261
UR  - https://pubs.usgs.gov/publication/ofr54261
ID  - ofr54261
ER  -