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Keywords from Image Description:
PEBBLES CARVED BY SAND COLORADO RIVER VOLUME III PLATE IX NARA . Scope and content General notes Local identifier WB Smithsonian Institution NARAAuthor O'Sullivan Timothy Photographer File PEBBLESCARVEDBYSAND COLORADORIVER VOLUMEIIIPLATEIXNARA tif tif File PEBBLESCARVEDBYSAND COLORADORIVER VOLUMEIIIPLATEIXNARA NARAcooperation