Interstate Aircraft Locator
DesignationNicknamePrimary role
L-6Cadet U.S. Air Force Liaison (1942-1962)
L-8Cadet U.S. Air Force Liaison (1942-1962)
O-63Grasshopper U.S. Air Force Observation (1924-1942)
TD2R U.S. Navy / Marines Target Drone (1942-1946)
TD3R U.S. Navy / Marines Target Drone (1942-1946)
TDR U.S. Navy / Marines Target Drone (1942-1946)