Keim, Adam (2008). "Chapter 7 : In conclusion". History of Quatrefoil Library(PDF). Golden Valley, MN: Friends of the Bill of Rights Foundation. pp. 104–105. ISBN9780966882827. Archived(PDF) from the original on 2024-06-10. Retrieved 2023-02-20.
Keim, Adam (2008). "Chapter 7 : In conclusion". History of Quatrefoil Library(PDF). Golden Valley, MN: Friends of the Bill of Rights Foundation. pp. 104–105. ISBN9780966882827. Archived(PDF) from the original on 2024-06-10. Retrieved 2023-02-20.