Clay, Steven E. (2011). U. S. Army Order Of Battle 1919–1941(PDF). Volume 4. The Services: Quartermaster, Medical, Military Police, Signal Corps, Chemical Warfare, And Miscellaneous Organizations, 1919–41. Vol. 4. Fort Leavenworth, KS: Combat Studies Institute Press. p. 2126. ISBN9780984190140. LCCN2010022326. Retrieved 24 August 2021.
Clay, Steven E. (2011). U. S. Army Order Of Battle 1919–1941(PDF). Volume 4. The Services: Quartermaster, Medical, Military Police, Signal Corps, Chemical Warfare, And Miscellaneous Organizations, 1919–41. Vol. 4. Fort Leavenworth, KS: Combat Studies Institute Press. p. 2126. ISBN9780984190140. LCCN2010022326. Retrieved 24 August 2021.