TY  - RPRT
TI  - Needle Mountains folio, Colorado
AU  - Whitman Cross
AU  - Ernest Howe
AU  - J.D. Irving
AU  - W. H. Emmons
PY  - 1905
DO  - 10.3133/gf131
UR  - https://pubs.usgs.gov/publication/gf131
ID  - gf131
ER  -