This collection (1845-2012) consists of Pellegreno's research material: correspondence, clippings, manuscript drafts, and biographical files relating to the history of aviation. Among the paper records, photographs, audiotapes, and ephemera is information about Lincoln Beachy, Clarence Chamberlin, Ellen Church, the Donaldson Brothers, Carl H. Duede, Ila Fox, Neil J. McCoubrey, Clarence Norton, Eddie Rickenbacker, the Wright Brothers, and several Iowa air shows.