In a list of aerial victories by Ian Donald Roy McDonald, a British World War I flying ace, on 7 June 1918 he destroyed an observation balloon in Moreuil, France, and on 9 June 1918, he destroyed a Fokker Triplane in Rosires, France.
Captain Ian Donald Roy McDonald MC, DFC (9 September 1898  22 September 1920) was a British World War I flying ace credited with 20 aerial victories. 5 June 1918
@ 0805 hours Observation balloon Destroyed Moreuil, France 7 June 1918
@ 1145 hours Fokker Triplane Destroyed Rosieres, France 
