Guide to Research CollectionsConnecticut Historical Society
Papers: 1 letter.
Indiana State Library
Papers: Correspondence in the George Washington Julian papers, 1789-1902.
University of Connecticut Libraries
Historical Manuscripts and Archives
Papers: Business papers of Barnum in Barnum Richardson Company records, 1832-1925, 19 boxes; and 126 pages of drafts of letters and speeches (1868-1869) criticizing Radical Reconstruction.