Reel-to-reel audio tape recording in a box with a British Broadcasting Corporation Recording Service label annotated, 'Sinatra - John Gray. Listening copy. 3 3/4 ips'., Undated., Acc.11897A Box 5(11). Papers and audio recordings relating to the work of John Gray as a radio broadcast producer., Acc.11897A. National Library of Scotland Archives and Manuscripts Division. https://manuscripts.nls.uk/repositories/2/archival_objects/67919 Accessed May 08, 2024.