Louisiana Purchase collection, 1800-1803. 6 items [photocopies]. Location: OS:L. Photocopies of a treaty between France and the United States and four letters related to diplomacy of the Louisiana Purchase. Letters are signed by James Madison, James Monroe, and others. Copies of an issue of the newspaper, "Washington City," July 4 [1803] announcing the Purchase, are included. For further information, see online catalog. Mss. 4559.