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Keywords from Image Description:
Signal station summit of Pike's Peak NYPL bGF ZF. en Signal station summit of Pike's Peak nypl org Scan by NYPL Signal station summit of Pike's Peak Chamberlain's Colorado Scenery Denver Colo The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection afbcfabdabc GFZF Robert Dennis collection of stereoscopic