Jagdgeschwader 52 included the fighter ace who joined the Luftwaffe in what year?
Gerhard Barkhorn Gerhard "Gerd" Barkhorn (20 March 1919 – 8 January 1983) was the second most successful fighter ace of all time after fellow "Luftwaffe" pilot Erich Hartmann, the two people to ever exceed 300 confirmed victories. Barkhorn joined the "Luftwaffe" in 1937 and completed his training in 1939.
Paul-Werner Hozzel Paul-Werner Hozzel (16 October 1910 – 7 January 1997) was a ground attack pilot in the Luftwaffe of Nazi Germany during World War II. He was a recipient of the Knight's Cross of the Iron Cross. Following the war, Hozzel joined the Bundeswehr of West Germany and retired as Brigadegeneral.