OY-ECV Piper L-4A Grasshopper Private Karup (KRP / EKKA), Denmark Erik Frikke - 08/06/2008
SP-AFP Piper L-4A Grasshopper Muzeum Lotnictwa Polskiego / Polish Aviation Museum Krakow Museum, Rakowice-Czyzyny, Poland John Sullivan - 27/08/1992
G-BBUU Piper L-4A Grasshopper Private Little Snoring (X3LS), UK - England Keith Sowter - 18/09/1976
G-BHVV Piper L-4A Grasshopper Private Popham (EGHP), UK - England Bill Teasdale - 16/07/1984
OY-ECV Piper L-4A Grasshopper Private Sonderborg (SGD / EKSB), Denmark Mogens Juhl - 26/08/2006
G-BBUU Piper L-4A Grasshopper Private Finmere (X2FN), UK - England Tom Cole - 01/06/1996
