Scope and Contents The collection consists of materials by or about John H. Gibbon, Jr., MD and his family. Mainly pertaining to the heart-lung machine, types of materials include addresses, publications, correspondence, and blue print drawings of the machine. Some of the material is also associated with Dr. Gibbon's wife, Mary Hopkinson Gibbon.

Scope and Contents Correspondence and contracts between Jefferson Medical College and International Business Machines Corporation concerning IBM's agreement to manufacture, for Jefferson, an experimental pump oxygenator according to the design of John H. Gibbon, Jr., M.D.