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Humphrey Wyndham Cook
1893 Born Chelsea, son of Wyndham Francis Cook (d.1905) and Frederica Evelyn Stilwell Cook; grandson of Francis Cook, merchant of Richmond
1901 Living in the Chelsea house of Francis L. Barrett, his grandfather; also living there were 2 younger siblings
1913 Married Gwendoline Gorton
1916 Joined Royal Flying Corps
1917 Discharged from RFC due to sickness
1926 Married Gillian Hedderly
1939 Humphrey Cook withdrew his sponsorship of ERA having opposed the plans of Mays and Berthon to establish Automobile Developments Ltd.
1941 Married Annie Moffett
1946 Still controlled ERA; proposed to make a modified version of the last cars produced before the war in his new workshops at Dunstable