Roster Commission (1897), p. 84, Vol. V. Roster Commission, Ohio (1897). 54th–69th Regiments—Infantry. Official Roster of the Soldiers of the State of Ohio in the War on the Rebellion, 1861–1865. Vol. V. Akron, OH: The Werner Ptg. and Mfg. Co. p. 828. OCLC1744402.
VCOnline (2020). "George Wilhelm". THE COMPREHENSIVE GUIDE TO THE VICTORIA & GEORGE CROSS. VCOnline. 2020. Retrieved 2 May 2020.
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Roster Commission (1897), p. 84, Vol. V. Roster Commission, Ohio (1897). 54th–69th Regiments—Infantry. Official Roster of the Soldiers of the State of Ohio in the War on the Rebellion, 1861–1865. Vol. V. Akron, OH: The Werner Ptg. and Mfg. Co. p. 828. OCLC1744402.