Brian McCullagh of Sydney for encouraging me to pursue the original research.
Alistair Maskelyne for replying to my letters and tolerating my Columbo style questions: “One more thing ... ”
Michael Haag who gave me useful insights into wartime Alexandria and the whereabouts of Lake Maryut. He also tracked down Jasper Maskelyne’s screenplay correspondence with Twentieth Century Fox.
Johnny Codner, the last surviving camouflage officer who travelled with Jasper Maskelyne to Egypt in 1941.
Steven Morewood for his insightful article 'Protecting the Jugular Vein of Empire', which examines the real defence of the Suez Canal