| 1. | *1940 First operational sortie of the Boulton Paul Defiant.
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| 2. | Fejes scored his first aerial victory on only his third operational sortie.
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| 3. | He never flew another operational sortie.
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| 4. | The first operational sortie from Waltham for 100 Squadron was on the 4 / 5 March 1943.
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| 5. | On 31 August 1940, the squadron was scrambled in the late afternoon on its first operational sortie.
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| 6. | The squadron flew its first operational sortie over the enemy front in the Netherlands on March 22, 1945.
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| 7. | The average operational sortie rate of one per serviceable fighter was not spread evenly throughout the command, however.
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| 8. | His first operational sortie was a mining sortie in the Bay of Biscay but was soon flying missions over Germany.
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| 9. | The final operational sortie was conducted in May 2006, although it was not formally retired until 20 March 2008.
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| 10. | He spent the ensuing six weeks learning to fly the aircraft and consequently did not make his first operational sortie until 9 August 1940.
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