Archival Materials
Carl Hayden Quinn's United States Army Enlistment & Honorable Discharge Records, United States. Army. American Expeditionary Forces
Certificate of Battle Service, Thomas H. Slavens
Letter of Request for Recognition & Acknowledgment and a General Order, H. K. Doughry, H. Palmer Erickson, J. W. Boucham, and James W. McAndrews
Summary of Information Collected by Fifty-First U.S. Infantry Regiment, James A. Newman
Articles
"All but the Chance" in the The Stars and Stripes, United States. Army. American Expeditionary Forces