Gold Placers and Their Geologic Environment in Northwestern Park County, Colorado - Paperback

by Quenten D. Singewald (Author)

Gold Placers and Their Geologic Environment in Northwestern Park County, Colorado was originally published in 1950 as USGS bulletin 955-D. Publication covers placers and where they derived from in Park county Colorado, a rich placer area once mined by river dredges. Now back in print by miningbooks.com