View of a U.S. Gold Placers mining site beside the San Miguel River in Montrose or San Miguel County, Colorado. Two hydraulic monitor nozzles are used to wash gravel from the soil. A water pipeline feeds the nozzles. The pipe rests in wooden...
United States Gold Placers, Ltd.--1880-1890.; San Miguel River (Colo.)--1880-1890.; Gold mining.; Hydraulic mining.; Rivers.; Nozzles.
View of mining operations at the Keystone Mine in San Miguel County, Colorado. Shows sluice boxes and a large pipe with hydraulic nozzles.
Keystone Mine (San Miguel County, Colo.)--1880-1900.; San Miguel County (Colo.)--1880-1900.; Flumes--Colorado--San Miguel County--1880-1900.; Hydraulic mining--Colorado--San Miguel County--1880-1900.; Mining--Colorado--San Miguel County--1880-1900.
Side view of an antique steam fire wagon, Colorado Springs, El Paso County, Colorado, shows a fireman with a helmet in driver's seat, pinstriped wheels, coupling hoses on racks, brass tank, pumps and nozzles.
Colorado Springs (Colo.)--1950-1960.; Fire engines & equipment--Colorado--Colorado Springs--1950- 1960.; Fire fighters--Colorado--Colorado Springs--1950-1960.
Colorado City Hose Company No. 1 poses outside their false front fire station, El Paso County, Colorado. The firefighters include boys and men of various ages holding the rope of their hosecart with decorated wheels and fire hose nozzles.
Colorado City (Colo.)--1870-1900.; Fire fighters--Colorado--Colorado City--1870-1900.
View of an unidentified hydraulic mine near Leadville in Lake County, Colorado. A miner directs a monitor nozzle to excavate and wash gravel from the ground. Shows a metal pipe attached to the nozzle. Mountains are in the distance.
Lake County (Colo.)--1880-1900.; Hydraulic mining.; Miners.; Nozzles.