Typescript memoir by Cadell, edited by his son Ian V Cadell in 1997, relating to his RAF career, 1925-1945, including details of the establishment of 80 Wing, RAF Countermeasures Unit, 1940, the establishment of the intelligence listening station, Chicksands, Bedfordshire, 1941-1943, and Cadell's role in the development of radar, 1939-1940.

Papers relating to his service in the RAF, [1939-1945], 1948, principally comprising official photographs of radar installations, [1939-1945] and RAF operations rooms, [1939-1945], including photograph of operations room of HQ Fighter Command, RAF Bentley Priory, Stanmore, Middlesex, 1939; typescript notes and diagrams about layout and organisation of RAF sector controloperations rooms, [1939-1945]; official photographs of [RAF station], Wunstorf, Germany, 1948.