Comprises information related to a number of events, including National Dock Labour Board Week-End Conference for Dock Workers with George de Boer lecturing (May 1953); draft proposal and programme for Conference on Conservation on Humberside, details of speakers not given (Apr 1967); programme for Coast Erosion Conference (Oct 1973); notes on excursion to Holderness and Humber Coast by Institute of British Geographers Annual Conference which appear to have been written by George de Boer (1978); details of excursion through southern part of the Yorkshire Wolds as part of Landscape Research Group Symposium, The Aesthetics of Landscape (n.d.).

Also includes volume of proceedings Humber Estuary Symposium detailing the uses, history, features and studies of the Humber Estuary (Dec 1973) with letter from Department of Zoology, University of Hull, asking for permission to print copy of George de Boer's contribution to Symposium (1973), information detailing short history and terms of reference of Humber Advisory Group, booking form, programme of events, contributors and list of delegates; volume of papers published for North Humberside Institute of British Geographers Annual Conference held at Hull University with contribution by George de Boer and article on History of Geography Department at Hull University (Jan 1978). Also contains a loose copy of an article from Paragon Review regarding maps prepared for the Land Utilisation Survey of Britain in 1931 (Oct 1994).