1938, Deutsches Reich, Deutsche Lufthansa/Junkers 52 "Otto Parschau" Flug Berlin-Paris 22.2.38, angebranntes Flugbrieffragment, Zustellkuvert (L4 SERVICE POSTAL FRANCAIS/Correspondance retordeée par accident d'Avion. Priére de ne pas taxer) (Tax Method: Margin System) (Image)

1968 (7.4.), GREAT BRITAIN: burnt airletter QEII 9d. used from Kilburn to Napier/New Zealand with green two-line marking 'SALVAGED FROM AIRCRAFT / ACCIDENT LONDON 8-4-68' on front with additional official printed New Zealand Post Office envelope 'THEENCLOSED ARTICLE WAS DAMAGED IN THE POST', scarce (Tax Method: Margin System) (Image)