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Keywords from Image Description:
Gold Run hydraulic mining Col. Tr NYPL bGF B. en Gold Run hydraulic mining Col Tr nypl org Scan by NYPL Gold Run hydraulic mining Col Tr Rocky mountain scenery Denver Colo The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection bdcbcfadabc GFB Robert Dennis collection of stereoscopic views dedadeeaa