Conference and exhibition materials 1957-1960

1957: Proceedings of the Hastings Conference

1957: Members and Delegates Attending and Authorities, &c., Represented

1958: Proceedings of the Llandudno Conference

1958: Members and Delegates Attending and Authorities, &c., Represented

1959: Proceedings of the Intenational Clean Air Conference

1959: Members and Delegates Attending and Authorities, &c., Represented

1959: Exhibition Guide, Diamond Jubilee Conference and Exhibition

1960: Proceedings of the Harrogate Conference

1960: Members and Delegates Attending and Authorities, &c., Represented

1960: 'Clean Air, Public Opinion and the Press', by Sir Linton Andrews. LL.D. (Editor of the Yorkshire Post)

1960: Conference Handbook Programme and Exhibiton Catalogue