G-AHTZ Cierva C.30A Rota Mk.I (Avro 671) Private Hatfield (HTF/ EGTH), UK - England Air-Britain J M Gradidge Collection - 14/06/1953
G-AHTZ Cierva C.30A Rota Mk.I (Avro 671) Private Birmingham - International (Elmdon) (BHX / EGBB), UK - England Roy G Plant - 08/09/1951
G-AHTZ Cierva C.30A Rota Mk.I (Avro 671) Private Coventry - Baginton (CVT / EGBE), UK - England Brian Harris Collection via George Trussell - 1956
