TY  - RPRT
TI  - Blue Ledge mine, Siskiyou County, California
AU  - Garn Arthur Rynearson
AU  - R.M. Hutchinson
PY  - 1956
DO  - 10.3133/ofr56105
UR  - https://pubs.usgs.gov/publication/ofr56105
ID  - ofr56105
ER  -