Upper end of sluice at Bonanza bar.
Copper plate sluice at Bonanza bar.
Copper plate sluice at Bonanza bar.
Flume across Rattlesnake Gulch.
Canvas tables, extension of No. 2.
Bulk head, Rock Creek sluice.
Under Ground Sluice, Near Shaw's Flat, Tuolumne Co., Cal.
Malakoff, North Bloomfield Gravel Mining.
Malakoff Diggings, North Bloomfield Gravel Mining.
Malakoff Diggings, North Bloomfield Gravel Mining.
Malakoff Diggings, North Bloomfield Gravel Mining.
Malakoff Diggings from Columbia Hill, North Bloomfield Gravel Mining.
Union Diggings, Columbia Hill, Nevada Co.
Hydraulic Digging, Nevada County, Cal.
Malakoff Diggings, North Bloomfield Gravel Mining.
Mining for Gold at Jacksonville, on the road to Yosemite.
Mining for Gold at Jacksonville, on the road to Yosemite.
Hydraulic Mining - Behind the Pipes, in the Kennebeck Claim, Birchville, Nevada County.
Placer Mining - Columbia, Tuolumne Co., interior of the dump-box.
Placer Mining - Columbia, Tuolumne Co., from the top of the dump-box.
Placer Mining - Columbia, Tuolumne Co., from the top of the dump-box.
Placer Mining, Columbia, Tuolumne Co. The Columbia Claim.
Placer Mining in Columbia Gulch, general views of the Columbia Claim, Tuolumne County.
Placer Mining - In the Boulder Range, Columbia, Tuolomne Co.
Hydraulic Mining - The Palm Claim, Timbuctoo, Yuba County.
Hydraulic Mining - Timbuctoo Diggings, Yuba Co.
Hydraulic Mining - Timbuctoo Diggings, Yuba Co.
Hydraulic Mining - Timbuctoo Diggings, Yuba Co.
Hydraulic mining - the sluice.