This is a standard issue United States officer's coat from World War I. There is no known information about who used the coat.
Country of Origin: United States
Clothing: 76.2 x 64.8 x 9.5cm (30 x 25 1/2 x 3 3/4 in.)
Wool, cotton, brass, silk
United States Army Air Service (USAAS) Type M1912/1917 officer's uniform coat; single breasted drab wool with five brass buttons down front; two upper patch pockets and two lower patch pockets with brass buttoned flap; stiff or "choker" collar; single gold officer's lace on each cuff; wool United States Air Service roundel and "A" sewn on left shoulder; faded red wool discharge chevron on left arm; two overseas service chevrons on left cuff. Sergeant's rank insignia with Air Service WInged Propeller on right shoulder.