TY  - RPRT
TI  - Geologic map of Oregon west of the 121st meridian
AU  - F. G. prepared under the direction of Wells
AU  - D. L. Peck
PY  - 1961
DO  - 10.3133/i325
UR  - https://pubs.usgs.gov/publication/i325
ID  - i325
ER  -