A collection of diplomas and certificates from the University of Pennsylvania, the Medical Society of Philadelphia, the Academy of Natural Sciences of Philadelphia, and the American Philosophical Society of Philadelphia, bearing various signatures, including those of A.D. Bache, Franklin Bache, John K. Kane, Robley Dunglison, Philip Syng Physick, Joseph Parrish, Samuel Jackson, John Redman Coxe, Thomas C. James, Robert Hare, William Gibson, William E. Horner, and William Dewees.

Autograph document, signed. Certificate gives age, residence and illness of a William Stevenson.