Insignia, a disc of blue cloth on which is superimposed a red horse shoe with the opening to the top. In this opening is a figure of a black cat and underneath the figure are the numerals 13 in white block figures. Organized at Camp Lewis, American Lake, Washington, July, 1918. The 1st and 44th Regular Army Infantry Regiments were already stationed at Camp Lewis, and a certain number of non-commissioned officers and enlisted men were transferred to form the nucleus of the 75th and 76th Infantry Regiments. The personnel of the division consisted mostly of the selective service quotas of August and September. Intensive training was begun immediately and by the 1st of November the division was equipped and ready for overseas service. On January 19, 1919, orders were issued for the demobilization of the division and in the early part of March all commissioned and enlisted personnel except those belonging to the regular establishment had been discharged or transferred.

Major General Joseph D. Leitch was the commanding general of this division.

This division consisted of the following organizations: 13th Div. Hqs., Troop, 25th Inf. Brig. (1st and 75th Inf., 38th Machine Gun Bn.), 26th Inf. Brig. (44th and 76th Inf., 39th Machine Gun Bn.), 13th Fld. Arty. Brig. (37th, 38th, and 39th Fld. Arty.), 213th Engr. Regt. And Train, 213th Fld. Sig. Bn., 13th Train Hqs and M.P., 13th Supply Train, 13th Trench Mortar Battery, 13th Amm. Train, 13th Sanitary Train (249th, 250th, 251st and 252d Field Hospitals and Amb. Cos.)