NFD
INTRO founded Nürnberger Flugdienst ("NFD") in 1974 in Nuremberg. The airline grew to be the second largest scheduled carrier in Germany next to Lufthansa. Its fleet grew from 3 Fairchild Metroliners 3 to 9 Metroliners and 5 ATRs 42/72 and cooperated with Air France on all routes from Germany to France.