CIVIL AIRCRAFT ACCIDENT Report of the Court of Inquiry into the Accidents to Comet G–ALYP on 10th January, 1954 and Comet G–ALYY on 8th April, 1954 (PDF) (Report).
Civil Aircraft Accident Report of the Court of Inquiry Into the Accidents to Comet G-ALYP on 10th January, 1954 and Comet G-ALYY on 8 April, 1954. (англ.) (недоступная ссылка) (1 February 1955).