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Attributed to Hart, negatives purchased from Hart by C.E. Watkins. STEREO-1569 STEREO COLLECTION: MINES & MINING: WATKINS: # 61 Orange mount; pink verso. Copy 1 (stereo-1569). "Watkins' Pacific Railroad"-on front -- Copy 2 (stereo-1570). "Watkins Central Pacific R.R."-on front. 2 copies of view of hydraulic mining at Gold Run in Placer County. View is looking down on three men holding nozzles spraying water onto cliff.
Photographs. Nonprojected graphic
1 photographic print on stereo card : stereograph ; 3 1/2 x 7 in.
Central Pacific Railroad Company--Photographs Gold mining--California--Placer County Hydraulic mining--California--Placer County Placer County (Calif.)--Photographs Stereographs Photographic prints