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{{Information |Description={{en|1=Dornier Do 31 VTOL aircraft in 1968}}{{ru|1=СВВП Dornier Do 31 в 1968 году}} |Source=http://www.airliners.net/photo/Germany---Air/Dornier-Do-31E/1262650/L/ |Date=1968-04 |Author=Ralf Manteufel |Permission= |other