Henry Addison papers 1776-1784
Mason F. Cogswell letters
Cogswell, Mason Fitch, 1761-1830
The Mason F. Cogswell letters are made up of letters that Cogswell, an American physician, wrote about 18th- and 19th-century medical practices.
The material is in English
William L. Clements Library, University of Michigan
909 S. University Ave.
The University of Michigan
Ann Arbor, MI 48109-1190
Web Site: www.clements.umich.edu