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Keywords from Image Description:
Maj. William M. Gregg rd N.Y. Volunteers 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 Maj WilliamM Gregg rdN VolunteersNARA tif tif File Maj WilliamM Gregg rdN VolunteersNARA NARAcooperation