TY  - RPRT
TI  - Reconnaissance geologic map of the Hyampom Quadrangle, Trinity County, California
AU  - W. P. Irwin
PY  - 1985
DO  - 10.3133/mf1809
UR  - https://pubs.usgs.gov/publication/mf1809
ID  - mf1809
ER  -