List of Aircraft Model C/N Built ID UH-12A 166 G-AMDN : to Airwork, Redhill Nov 1955 Whirlwind SRS.1 wa117 1955G-AODP : Airwork Helicopters, Ltd 05May56-02Nov60 Whirlwind SRS.1 wa241 1958G-APDY : Fison-Airwork Ltd, Sywell 14Apr62 UH-12B HTE-2 686 1954G-APJN : Reg Dec 1957 to Airwork UH-12C 1037 scrapped 1980 1958G-APMR : 4Jun58 based at Redhill EGKR with Airwork (Helicopters) Ltd until ... UH-12C 1038 1958G-APMS : 4Jun58 to Airwork (Helicopters) Ltd, Redhill EGKR until 1Jan61 UH-12B HTE-2 747 1955G-APSH : Reg to Airwork at Bourn Apr 1959 UH-12B HTE-2 674 1954G-APTM : ex PI-C364, reg G-APTM Apr 1954 : to Bristow Jul 1961 : into storage at Redhill before 1976, still 1979.