1. Observations on the management of Peruvian bark: submitted as an inaugural dissertation, for the degree of Doctor of Medicine : to the examination of the Rev. John Ewing ..., the Trustees and Medical Faculty of the University of Pennsylvania, on the twenty-seventh day of May, 1802
- Nelson, William.
Geyer, John, 1778-1835, printer
University of Pennsylvania 1802.
- Philadelphia : Printed by John Geyer ..., 1802