OO-KEI Schleicher Ka.4 Rhönlerche II Private Kleine Brogel AB (EBBL), Belgium Erik Frikke - 05/09/1998
OO-KEI Schleicher Ka.4 Rhönlerche II Private Tibenham, Norfolk (X3TB), UK - England Oliver Holmes - 05/08/2010
OO-KEI Schleicher Ka.4 Rhönlerche II Private Tibenham, Norfolk (X3TB), UK - England Keith Sowter - 30/07/2010
