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Keywords from Image Description:
Silver bricks NYPL bGF ZF. en Silver bricks nypl org Scan by NYPL Silver bricks Collier's Rocky Mountain Scenery Boston and Colorado Smelting Company Denver Colo The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection dcffdabc GFZF Robert Dennis collection of stereoscopic views dedadeeaa NYPGF