Minutes of D.Eng.RD meeting held at Armstrong Siddeley Motors

Agenda: 845-846 Sapphire contract position. 847 Sapphire 7 test position. 848 Sapphire 6 test position. 849 Sapphire future programme. 850 Sapphire 6 engines. 851 Sapphire general development. 852 Sapphire flying test beds: AST Lancaster VM.733; Gloster meteor WA.820; Canberra WD.933; Canberra 2nd aircraft WV.787. Sapphire prototype aircraft: Gloster Javelin (twin Sa.6 engines) 1st aircraft crash landed 29 June 1952; 2nd aircraft WD.808; 6th aircraft promised for November 1952; Gloster T118.D Trainer (twin Sa.6 engines); HP.80 B35/46 (4 Sa.6 engines) 1st aircraft not yet started; 2nd aircraft delivery of engines March 1953; English Electric P.1 (twin Sa.5 engines). 863 (816) Adder: test position; (b) Vickers C.9 research aircraft. 865 (818) Viper test position. 867 Future programme. 868 Bristol application for Viper. Aircraft: Viper in tail of Mamba Lancaster SW.342. Double Mamba: Future development. 873 aircraft: Fairey Gannet VR.546; Fairey Gannet VR.557 (2nd aircraft); Fairey 3rd aircraft WE.488 (3-seater); Blackburn GR17/45 WB.797. Mamba: Engines for Apollo aircraft; balliol VL.935; Mamba engines for Short Bros SB.6 aircraft. Python: Test position.Aircraft: Wyvern VW.868; Wyvern VW.882. Rocket: Screamer rocket motor. Provision of aircraft for Screamer tests. New test house and plant. A ruling is required on the possible use by the RAE of the Snarler rocket installed in the Hawker P.1072 aircraft. Appendix 1: Sapphire. Appendix 2: Python. Appendix 3: Mamba. Appendix 4: Double Mamba. Appendix 5: Adder. Appendix 6: Viper.