Correspondence, memoranda, newspaper clippings, printed matter, photographs, and other papers reflecting the social life of the Gibson family in Chicago, Ill. Includes Gibson's correspondence with his wife, Isabelle Carson Gibson, written while he served as an advisor on African American affairs to the U.S. War Dept., in Washington, D.C., during World War II. Topics include discrimination and segregation in the military, political and civic events in which Gibson was a participant, and the International Boxing Club, an organization he helped found.