A charge addressed to the graduates in medicine of the University of Pennsylvania at the public commencement held in the College Hall, on Thursday, March 24th, 1831. / By William H. De Lancey, D.D. Provost of the University of Pennsylvania. ; Published at the request of the graduates.
- Philadelphia : Printed by Joseph R.A. Skerrett, 1831.
20 p. ; 22 cm.