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Keywords from Image Description:
Rockdriller and helper drilling in rock under water at Norris Dam site. NARA . Scope and content General notes Local identifier Tennessee Valley Authority NARAAuthor Hine Lewis Wickes Photographer File RockdrillerandhelperdrillinginrockunderwateratNorrisDamsite NARA tif tif File RockdrillerandhelperdrillinginrockunderwateratNorrisDamsite