John Raymond Stuart Hawker
John Raymond Stuart Hawker (c1893- )
1939 Hons.B.Sc.Eng. (London), A.M.Inst.C.E., A.M.I.Pet.T. Governing Director, Simmons and Hawker, Ltd., Southdown Works, Point Pleasant, Wandsworth, S.W.18. Private Address: 34 Ernle Road, Wimbledon, S.W.20. Age: 46. Career: City and Guilds Coll.; Drawing Office, Vickers, Ltd.; Works, Aston Construction Co., Ltd. Commission in R.E.'s (France); Wounded and transferred to War Office Contracts (Sheffield Branch). 1918, Jessop & Sons, Ltd., Sheffield, Metallurgical Laboratory; 1919, Simmons & Hawker, as Partner, becoming Governing Director in 1933. Held patent for some years for Spring Loaded Cocks.