American Expeditionary Forces Table of Organization, 1917-1919



The table of organization chart will help you to quickly locate and determine what division your ancestor's military unit; regiment, battalion, and or company was assigned. The American Expeditionary Forces were organized from three types of military service. The regular or professional army consisted of divisions one through eight, state national guard units that were federalized were divisions twenty-sixty through the forty-second and the national army division numbers seventy-six to ninety-three were raised from the selective service or draft. Below are additional Family Search articles that will provide additional division history information.

Additional AEF Sources
 * American Expeditionary Forces Administrative History Note NARA
 * American Expeditionary Forces Distinctive Cloth Insignia Chart NARA NAID 31491070
 * Card File of Military Engagements of American Organizations, 1918. NAID 5145551
 * Records of Divisions, ca. 1918 - 1942. RG 120 Records of the American Expeditionary Forces, (World War I)
 * Battle Participation of Organizations of the American Expeditionary Forces in France, Belgium and Italy, 1917-1918. Washington: Government Printing Office, 1920
 * Summary of Casualties American Expeditionary Forces
 * Order of Battle of the United States Land Forces in the World War. American Expeditionary Forces. Divisions. Washington: Government Printing Office, 1931

Related FamilySearch Wiki Articles
 * World War I Troops Supplied by States, 1917 to 1918
 * World War I Unit Histories
 * United States, National Archives, United States Army Divisions

For additional information on specific divisions see American Expeditionary Forces, Infantry.

Sources:
 * Army War College. Historical Section. Order of Battle of the  United States Land Forces in the World War: American Expeditionary Forces. Division. Washington: Government Printing Office, 1931.   pp. 444-445
 * American Battle Monuments Commission. American Armies and Battlefields in Europe. A History, Guide, and Reference Book. Washington: Government Printing Office, 1938. pp 516-517