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STEREO-1644 STEREO COLLECTION: MINES & MINING: J.M. JACOBS:  Pink mount; orange verso. View of rough tunnel or aqueduct through hillside, shored up by large pieces of wood. Light and water running into the tunnel are visible at the far end.
Photographs. Nonprojected graphic
1 photographic print on stereo card : stereograph ; 3 1/2 x 7 in.
Aqueducts--California Mining--California Hydraulic mining--California Placer County (Calif.)--Photographs Stereographs Photographic prints