HB-OFR Piper L-4J Grasshopper Fluggruppe FFA Leutkirch (EDNL), Germany Joachim Lippl - 13/04/2003
HB-OFR Piper L-4J Grasshopper Fluggruppe FFA Altenrhein St Gallen - Altenrhein Airport (ACH / LSZR), Switzerland John Bennett - 01/04/2018
