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Astor Mines NYPL bGF ZB. en Astor Mines nypl org Scan by NYPL Astor Mines Mining The Miriam and Ira Wallach Division of Art Prints and Photographs Photography Collection dacafdabc GFZB Robert Dennis collection of stereoscopic views dedadeeaa NYPGF repo nypl org Check categories June PDold DEFAULTSORT NYPLb Images uploaded