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BLACK CANYON FROM CAMP LOOKING ABOVE COLORADO RIVER NARA .tif Scope and content General notes Local identifier WB Smithsonian Institution NARAAuthor O'Sullivan Timothy Photographer File BLACKCANYON FROMCAMPLOOKINGABOVE COLORADORIVERNARA tif tif File BLACKCANYON FROMCAMPLOOKINGABOVE COLORADORIVERNARA NARAcooperation PDUSGov