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SAND OR LAVA SCULPTURE GRAND CANYON COLORADO RIVER NARA .tif Scope and content General notes Local identifier WA Smithsonian Institution NARAAuthor Bell William Photographer File SANDORLAVASCULPTURE GRANDCANYON COLORADORIVERNARA tif tif File SANDORLAVASCULPTURE GRANDCANYON COLORADORIVERNARA NARAcooperation PDUSGov NARA