UNITED STATES AIR FORCES
U. S. ARMY AIR SERVICE
As a result of the Observation Plane Competition held by the A.S. Engineering Division last fall at McCook Field, the Douglas entry, type X02, with Liberty XII engine has been adopted as the new standard observation plane of the Army Air Service in place of the war-time DH4. An order for fifty ships of this type has been awarded the Douglas Co. of Santa Monica, Calif.