Miners work on timber supports near a crane at the Gold Pan Pit near Breckenridge (Summit County), Colorado. Other miners aim monitors or nozzles at the ground nearby.
Breckenridge (Colo.)--1900-1920.; Gold Pan Mine (Summit County, Colo.)--1900-1920.; Hoisting machinery--Colorado--Breckenridge--1900-1920.; Holes--Colorado--Breckenridge--1900-1920.; Hydraulic mining--Colorado--Breckenridge--1900-1920.;...
View of Revett's Reliance Gold Mining Company Bucyrus-built hydraulic bucket-line dredging boat, in Breckenridge, Summit County, Colorado. Miners pose on the decks and by the placer processing plant; snow covers mountains in the background.
Dredges--Colorado--Breckenridge--1900-1920.; Mining machinery--Colorado--Breckenridge--1900-1920.; Breckenridge (Colo.)--1900-1920.; French Gulch (Summit County, Colo.)--1900-1920.; Hydraulic mining--Colorado--Breckenridge--1900-1920.;...