John Neff, "A Simple Business Speculation: The Selling of a Civil War Prison," in James Alan Marten, and Caroline E. Janney, eds. Buying and Selling Civil War Memory in Gilded Age America(University of Georgia Press, 2021) pp. 13–30. online.
Wetzel, Benjamin J. (April 2023). "Theodore Roosevelt and the Unionist Memory of the Civil War: Experience, History, and Politics, 1861–1918". The Journal of the Gilded Age and Progressive Era. 22 (2): 184–203. doi:10.1017/S1537781422000627. S2CID258834314.
"Libby Prison Inmate U.S. Civil War letter". Libby Prison Inmate U.S. Civil War Letter, 1864, Ms 113, Woodson Research Center, Fondren Library, Rice University. (Preferred Citation) Woodson@Rice.edu. 1864. hdl:1911/21726. Retrieved 8 June 2020.
"Libby Prison Inmate U.S. Civil War letter". Libby Prison Inmate U.S. Civil War Letter, 1864, Ms 113, Woodson Research Center, Fondren Library, Rice University. (Preferred Citation) Woodson@Rice.edu. 1864. hdl:1911/21726. Retrieved 8 June 2020.
Wetzel, Benjamin J. (April 2023). "Theodore Roosevelt and the Unionist Memory of the Civil War: Experience, History, and Politics, 1861–1918". The Journal of the Gilded Age and Progressive Era. 22 (2): 184–203. doi:10.1017/S1537781422000627. S2CID258834314.