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GRAND CANYON COLORADO RIVER ARIZONA NARA .tif Scope and content General notes PANORAMA WITH NWDNSWB AND NWDNSWB Local identifier WB Smithsonian Institution NARAAuthor Bell William Photographer File GRANDCANYON COLORADORIVER ARIZONANARA tif tif File GRANDCANYON COLORADORIVER ARIZONANARA NARAcooperation PDUSGov Grand Canyon