The Meigs mss., 1794–1831, cpnsists of letters and papers of Return Jonathan Meigs, 1764–1825, governor of Ohio, United States senator, and postmaster general during the administrations of Presidents James Madison and James Monroe.
The War of 1812 mss., 1776-1879, consists of individual items acquired separately either as a gift or purchase from a variety of sources, relating to the War of 1812.