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Black Mosaic: Community, Race, and Ethnicity among Black Immigrants in Washington, D. C. Exhibition Records
[Wade, North Carolina, Flood]
The 100 Wire Concentration Unit, ca. 1929
The 100 Wire Concentration Unit
The 100 Wire Concentration
The Mechanical Call Distribution System For Receiving Telegrams By Telephone From Patrons of the Western Union Tel. Co.
The Mechanical Call Distribution System
The Mechanical Call Distribution System