Collection
- Kansas Insane Asylum (Osawatomie, Kan.) correspondence, 1873-18761
- Leon R. Swihart collection, 1863, 1918-1960s (scattered dates)1
- Leopold Mayer family collection, 1864-1970 (majority within 1885-1909)1
- Logan family correspondence, 1877-1915 (majority within 1881-1915)1
- Louis Miller WWI exhibit materials, 1917-1930, 20181
- Louise Maxwell correspondence, 1917-19191
- Mark T. Warner papers, 1813-1974 (majority within 1916-1974)1
- Mary Hunt Papers, 1976-2009 (majority within 1989-2000)1
- Mary Schluchter postcard album, 1906-19141
- Matthilde Ittel Photograph Album, ca. 1905-19111
- Milan Area Historical Society collection, 1833-20171
- Miriam Kline collection, 1941-1946 (majority within 1941-1944)1
- Nancy Bylan Bratman papers, 1947-19561
- Nannie S. Newman papers, 1864-1980 (majority within 1880-1929)1
- Newton H. Kingman collection, 1928-19351
- Pamelia Keith Wright papers, 1876-1903 (majority within 1887-1893, 1897-1903)1
- Park family papers, 1830-1914 (majority within 1855-1909)1
- Pennsylvania National Guard album, ca. 1916-19181
- Penrod/Hiawatha Company postcard collection, 1950s-20171
- Pierson Family papers, 1821-19961