One, single poster titled "Lincoln at Springfield: January, 1859. A Three Act Play by Louis E. Catron of Springfield." Presented by Lincolnland Drama Festival, and held at the Thorne Deuel Auditorium Illinois State Museum.

The collection contains a diary of Isabel Levin--Porter's longtime friend and the trustee of her literary estate--detailing her travels to Europe in 1932. The collection also includes two books by Porter, "My Chinese Marriage" (1921) and "The Days Before" (1952), a two page letter from Katherine Anne Porter to Douglas Watson, and a postcard in the jacket of the later book. In addition, a small pamphlet, a card signed by Porter, and two color lobby cards can be found in the collection.