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Keywords from Image Description:
LIGHT AND SHADOW BLACK CANYON WALLS FEET COLORADO RIVER NARA . Scope and content General notes Local identifier WA Smithsonian Institution NARAAuthor O'Sullivan Timothy Photographer File LIGHTANDSHADOWBLACKCANYON WALLSFEET COLORADORIVERNARA tif tif File LIGHTANDSHADOWBLACKCANYON WALLSFEET COLORADORIVERNARA NARAcooperation