G-OPAL Robinson R-22 Beta Property Associates Ltd. Cranfield (EGTC), UK - England Ken Haynes - 06/07/1986
G-OPAL Robinson R-22 Beta Heli Air Ltd. Wycombe Air Park (Booker) (EGTB), UK - England Joe Evans - 10/07/2005
G-OPAL Robinson R-22 Beta Heli Air Ltd. Wycombe Air Park (Booker) (EGTB), UK - England Clive Glaister - 01/08/2004
