The Benjamin Stucki Papers are concerned primarily with the Reverend Stucki's work with the Winnebago Indians and include general correspondence, 1903-1957; correspondence with the American Bible Society, 1902-1909, regarding the publication of the Winnebago Bible; and correspondence and reports of the National Fellowship of Indian Workers, 1935-1958.

The collection also contains articles and printed material relating to the Winnebago Indians, including articles and sermons, 1932-1953, and Arthur R. Casselman's 1932 manuscript for Winnebago Finds a Friend (designated “Winning the Winnebago”). Included in the collection is a list of Indian pupils at the Winnebago Indian School since 1878 and health records of the students, 1922-1936.

The collection's only volume is a manuscript version, in Winnebago, of the four Gospels, Acts, Genesis, and chapters 19-20 of Exodus, written by the Reverend John Stacy and Jacob Stucki in 1906.

Additions received in 2023 include Benjamin Stucki correspondence (1910-1930), writings and sermon notes (1911-1960), and collected publications and books. Also included are materials created and collected by Jacob Stucki, including sermon notes (1880-1910), as well as materials relating to the Winnebago Indian School such as financial reports, correspondence, construction records, and teaching materials, 1883-1963.