The Joseph Leidy Photocopied Correspondence represent the letters donated by Joseph Leidy II to the College of Physicians of Philadlephia. These letters are a companion to Collection 1 Joseph Leidy Correspondence and feature many of the same topics.

A finding aid of the collection can be found at the College of Physicians of Philadelphia. http://www.collegeofphysicians.org/FIND_AID/hist/histjl1.htm