Amy Lifson (2009). "Ben-Hur: The Book That Shook the World". Humanities. 30 (6). Washington D.C.: National Endowment for the Humanities. Retrieved April 11, 2017.
nps.gov
tps.cr.nps.gov
"General Lew Wallace Study". National Historic Landmark Program, Quick Links. National Park Service. Archived from the original on June 5, 2011. Retrieved August 29, 2014.
The physician's cause of death on his death certificate is "atrophy of stomach", which is consistent with documented reports of his health beginning in Fall 1904. See, "General Lew Wallace dies at Indiana home". The New York Times. February 16, 1905. p. 9. See also, Welsh, p. 357.
osu.edu
ehistory.osu.edu
"The March of Lew Wallace's Division to Shiloh." In Battles and Leaders of the Civil War, vol. 1, edited by Robert Underwood Johnson and Clarence C. Buel. New York: Century Co., 1884–1888. pp. 608–610. OCLC2048818. (Johnson and Buel list no author for this article, but indicate it was based on material from Wallace.)
"General Lew Wallace Study". National Historic Landmark Program, Quick Links. National Park Service. Archived from the original on June 5, 2011. Retrieved August 29, 2014.
"The March of Lew Wallace's Division to Shiloh." In Battles and Leaders of the Civil War, vol. 1, edited by Robert Underwood Johnson and Clarence C. Buel. New York: Century Co., 1884–1888. pp. 608–610. OCLC2048818. (Johnson and Buel list no author for this article, but indicate it was based on material from Wallace.)