1. An inaugural dissertation on the influenza: submitted to the examination of the Rev. John Ewing, S.T.P. provost ; the trustees and medical professors of the University of Pennsylvania, in order to obtain the degree of Doctor of Medicine, on the eighth day of May A.D. 1793
- Johnston, Robert, 1750-1808
Johnston, Samuel, 1760?-1793, printer
Justice, William Morris, 1767-1793, printer
Perkins, Elijah, 1767-1806, former owner
University of Pennsylvania 1793.
- Philadelphia : Printed by Johnston & Justice, at Franklin's Head, no. 41, Chesnut-Street, MDCCXCIII 
- Influenza, Human