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Keywords from Image Description:
Boulder Canyon falls NYPL bGF ZB. en Boulder Canyon falls nypl org Scan by NYPL Boulder Canyon falls Rocky Mountain Views Waterfalls Denver Colo The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection cccfbadabc GFZB Robert Dennis collection of stereoscopic views debadeeaa NYPGF repo nypl org