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Keywords from Image Description:
. CONCENTRATION MILL SYMONS CRUSHING ROOM Kennecott Copper Corporation On Copper River Northwestern Railroad Ke LOC hhh.ak.photos.p. en CONCENTRATION MILL SYMONS CRUSHING ROOM Kennecott Copper Corporation On Copper River Northwestern Railroad Kennicott ValdezCordova Census Area AK LOCimage hhh ak Creator Jet Lowe loc gov