Engineer Troops—308th Regiment.
Signal Troops—308th Battalion.
Division Units—83d Division Headquarters Troop; 322d Machine Gun Battalion.
89TH DIVISION—Brig. Gen. Frank L. Winn, commanding; (Acting) Colonel C. E. Kilbourne, Chief of Staff; Major Jerome G. Pillow, Adjutant General.
177th Brigade, Infantry—Brig. Gen. Frank L. Winn; 353rd and 354th Regiments; 341st Machine Gun Battalion.
178th Brigade, Infantry—Brig. Gen. Thomas G. Hanson; 355th and 356th Regiments; 342d Machine Gun Battalion.
164th Brigade, Field Artillery—Brig. Gen. Edward T. Donnelly; 340th, 341st and 342d Regiments; 314th Trench Mortar Battery.
Engineer Troops—314th Regiment.
Signal Troops—314th Battalion.
Division Units—89th Division Headquarters Troop; 340th Machine Gun Battalion.