TY  - RPRT
TI  - Geologic map of Straight Creek Tunnel pilot bore, Clear Creek and Summit Counties, Colorado
AU  - Fitzhugh T. Lee
AU  - Charles S. Robinson
PY  - 1967
DO  - 10.3133/ofr67146
UR  - https://pubs.usgs.gov/publication/ofr67146
ID  - ofr67146
ER  -