Claim: Edmund Pike Graves volunteered for the Kościuszko Squadron in the newly established Polish Air Force on October 12, 1919, and flew Albatross aircraft based out of the Lewandówka airfield in Lwów, on patrols and scouting missions, over the front lines during the Polish-Soviet war, he is considered an excellent pilot, but known for his risky flying.
Evidence: After being demobilized from the Canadian RFC in July, 1919, he volunteered for the Kościuszko Squadron in the newly established Polish Air Force on October 12, 1919, and flew Albatross aircraft based out of the Lewandówka airfield in Lwów, on patrols and scouting missions, over the front lines during the Polish-Soviet war. He was considered an excellent pilot, but known for his risky flying.