TY  - RPRT
TI  - Preliminary geologic map of the Hebo quadrangle, Tillamook and Yamhill Counties, Oregon
AU  - Parke Detweiler Snavely
AU  - N. S. NacLeod
AU  - Diane L. Minasian
PY  - 1993
DO  - 10.3133/ofr93302
UR  - https://pubs.usgs.gov/publication/ofr93302
ID  - ofr93302
ER  -