Ross, C. C.2022-12-082022-12-08https://hdl.handle.net/11124/15582Scale not given.Blueline.Photocopy.Shows cross section of underground workings, located in Sec. 13, T.3 S., R.73 W., Russell Gulch Mining District."Traced by C.C. Ross 3/5/1936."On sheet 22 x 33 cmmine mapsengNo Known Copyright: http://rightsstatements.org/vocab/NKC/1.0/.Mines and mineral resources -- Colorado -- Gilpin County -- MapsStillImage