 In 1929, with her younger sister Evelyn, she covered of the Brooklands circuit within 30,000 minutes (approximately 20 days, 20 hours) at an average speed and earning a second Dewar Trophy from the Royal Automobile Club.By 1930 her 4.5-litre Invicta tourer had completed return journeys from London to Monte Carlo, London to John O'Groats and London to Edinburgh.Cordery married the racing driver and aviator John Stuart Hindmarsh on 15 September 1931 at Stoke D'Abernon parish church.