Washington Area Spark:
Robeson says end Jim Crow at Bureau of Engraving: 1949
Washington Area Spark:
Longtime D.C. cafeteria union leader Oliver T. Palmer: 1975 ca.
Washington Area Spark:
Cafeteria Local 471 leader Oliver Palmer: 1958 ca.
Washington Area Spark:
Cafeteria Local 471 leader Oliver Palmer: 1945