Folder containing typed correspondence, copy letters and notes mainly regarding the United Nations' Economic and Social Committee for Asia and the Pacific (ESCAP) Rail Group conference in Bangkok, September 1974. Kenneth Cantlie attended the meeting in a private capacity, endorsed by Transmark, British Railways Derby Research Centre and BRE-Metro and he circulated verbatim minutes he took during the conference and discussed topics raised during the conference with various correspondents during 1974-1975. Correspondents include UK Department of Trade, British Railways Board, Railway Industry Association, Transmark, Dow Mac Concrete, German Federal Railways, Professor and engineer Sven Aage Andersen, Freeman & Fox Partners, George Carpenter, the British Embassy (Bangkok), MacDonald Traction, Pandrol Limited, Yip In Tsoi & Jacks Ltd., the Royal Thai Embassy, Dorridge Travel Service. Topics include general notions of the conference and delegates, concrete sleepers at German Bundesbahn, running costs of diesel and steam traction and Giesl ejector. The folder also includes copies of the official meeting agendas and copies of Kenneth Cantlie's conference minutes. Also includes other correspondence and notes 1969-1974 including a CV of Shri S. Krishnaswamy, Southern Railway, India, George Carpenter regarding Chapelon, printing ink etc., extracts regarding Giesl ejectors taken in 1974 from Technical Bulletin 1970, East African Railways Annual Report 1963 and Czechoslovak State Railways article 1959 and a copy an article 'Améliorations des Locomotives Mikado' (Plu & Foussard), draft article with annotations regarding a lecture at the Institution of Locomotive Engineers by L.D. Porta 'Steam Locomotive development in Argentina' (1969), travel documents including receipts, insurance papers and visa applications to Bangkok in 1974.