Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More
Rock Creek Mining District, Upper, Lower & Waterman Ditches, Near inte...
Significance: The hydraulicking ditches of the Rock Creek Mining District are early representatives of a hydraulic mining process invented in California in 1852. The ditches preserve an early localized impleme... More