Jagdgeschwader 331 was a fighter wing of Nazi Germany's Luftwaffe during the interwar period. It was formed on 1 November 1938[1] without a staff by redesignating IV./JG 132.
Mombeek, Eric; Smith, J. Richard & Creek, Eddie J. (1999). Jagdwaffe: Birth of the Luftwaffe Fighter Force. Luftwaffe Colours. Vol. 1, Section 1. Classic Publications. ISBN0-9526867-5-9.
Tessin, Georg (1974). Deutsche Verbände und Truppen 1918-1939: Altes Heer, Freiwilligenverbände, Reichswehr, Heer, Lutfwaffe, Landespolizei. Biblio-Verlag. ISBN3-7648-1000-9.
Nazi Germany