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Keywords from Image Description:
Baron Alexander F.H. Van Humboldt NARA . Scope and content General notes Local identifier War Department Office of the Chief Signal Officer NARAAuthor Brady National Photographic Art Gallery Washington Photographer File BaronAlexanderF VanHumboldtNARA tif tif File BaronAlexanderF VanHumboldtNARA NARAcooperation PDUSGov