The papers document activities of J. M. Portuondo in capacity of a professor of Internal Medicine at the University of Havana, a writer and a faculty member of the University of Miami School of Medicine. The materials include books, pamphlets, periodicals, clippings, circular letters, typescripts of anti-communist writings by Portuondo, reports, a poem by Portuondo, speeches by him, copies of his medical diplomas, a historical map of Havana, and photostats of a photograph and of a letter from José Martí to José Portuondo.
The records document official activities of Cuban Federation of the Midwest. The materials include financial records, correspondence, newspaper clippings, constitution and by-laws, meeting minutes and programs, as well as, documents reflecting activities of Cuban Association of Dayton, which is a branch of Cuban Federation of the Midwest.
The Lyn MacCorkle papers consists of research materials for two bibliographies that MacCorkle published in the 1980s: Cubans In The United States: A Bibliography For Research In The Social And Behavioral Sciences , 1960-1983 (1984) and Faculty Publications, University Of Miami (1986). The papers contain bibliographies, articles, drafts, resumes, essays, reports, and letters.