1966: International Clean Air Congress, London. Proceedings, Part 1 (in seperate file)
1966: International Clean Air Congress and Exhibition, London
1966: Members and Delegates Attending and Authorities, &c., Represented
1967: Proceedings of the Clean Air Conference, Blackpool
1967: Members and Delegates Attending and Authorities, &c., Represented
1967: Handbook, Programme and Exhibition Catalogue
1968: Clean Air Conference, Harrogate. Part I, Pre-Prints of Papers
1968: Clean Air Conference, Harrogate. Part II, Opening Address, Presidential Address and Reports of Discussions
1968: Members and Delegates Attending and Authorities, &c., Represented
1968: Handbook, Programme and Exhibition Catalogue
1969: Clean Air Conference, Eastbourne. Part I, Pre-Prints of Papers
1969: Clean Air Conference, Eastbourne. Part II, Opening Address, Presidential Address and Reports of Discussions
1969: Members and Delegates Attending and Authorities, &c., Represented
1969: Clean Air Conference & Exhibition Handbook
1970: Clean Air Conference, Southport. Part I, Pre-Prints of Papers
1970: Clean Air Conference, Southport. Part II, Opening Address, Presidential Address and Reports of Discussions
1970: 'Clean Air and Solid Fuel', paper to be given by Mr M J Edwards (Director of Industrial & Domestic Sales, National Coal Board)
1970: Clean Air Conference and Exhibition Handbook