The items in this collection were found at 1605 Lowell Avenue in Springfield, in a home previously owned by Herman and Emma Schlensack and occupied a various times by Herman and Emma as well as their sons Helmuth and Robert.
The Howard C. Knotts collection primarily covers the period of Knotts' life from 1915 to 1921, including his WWI military experiences, his work in aviation law, and his death in 1942.
The collection includes Humphrey family photo albums, journals, letters, photographs, daily planners, notebooks, play scripts by Maude, and a screen play by Maude.
The Hutton Family Collection consists of a series of letters written by Dorothy Hutton as a young girl (1913-1924) from Auburn, Illinois to her mother in Denver, Colorado.
The collection includes bills and statements, canceled checks, deposits, tax receipts, insurance policies, agreements, deeds, correspondence letters, receipts, ledgers, court reports, property and mortgage records, financial and estate reports, and notes. Other materials include plat maps, lectures and speeches, abstract of titles, and a photo. All materials date between 1860s-1970s.