Molecular biologist, biochemist, and educator. Correspondence, memoranda, laboratory notebooks, research files, notes, charts, speeches, writings, teaching files, organization files, biographical material, photographs, transparencies, slides, negatives, clippings, printed matter, and other material in both physical and digital formats documenting Blackburn's career as a scientist and educator.

Physician, author and collector. Correspondence, diary, notes, lists, bibliographical material, printed matter, and other papers reflecting primarily the personal and professional life of Toner, the history and practice of medicine in the United States, and the life and times of George Washington.