TY  - RPRT
TI  - Geologic map of the Mount Tyndall quadrangle, Custer County, Colorado
AU  - M. R. Brock
AU  - Q. D. Singewald
PY  - 1968
DO  - 10.3133/gq596
UR  - https://pubs.usgs.gov/publication/gq596
ID  - gq596
ER  -