Guide to Research CollectionsAbraham Lincoln Presidential Library
Papers: In the Henderson (I) collection, 1863-1908.
5 inches. Includes Civil War letters and diary and two scrapbooks of clippings on his congressional terms. Finding aid in repository.
Papers: In the Henderson (II) collection, 1859, 1862-1865, 1876-1911. 1 foot.
Almost exclusively Civil War material, including correspondence, orders, and reports; at least two substantive congressional items regarding internal improvements (Hennepin Canal, Illinois River). Finding aid in repository.