The conference was held at the Royal Geographical Society on 21 and 22 Sep 1967. Material relates to paper given by George de Boer entitled 'Historical variations of Spurn Point: the evidence of early maps'.

Includes correspondence related to changes to George de Boer's typescript (May 1967), permission to examine The Royal Society's Library (May 1968) and related to conference and subsequent publication of papers (1967-1969); information related to conference (Sep 1967); handwritten research notes and copies of maps; 'Explanation of figures'; handwritten and typed drafts of 'Historical variations of Spurn Point: the evidence of early maps'; lists of footnotes and references; published reprint from 'The Geographical Journal' 'Early Maps as Historical Evidence for Coastal Change' by George de Boer and A. P. Carr containing George de Boer's paper 'The historical variations of Spurn Point: the evidence of early maps' (Mar 1969).

Also contains summary for British Association for the Advancement of Science Annual Meeting 'Land use problems in the North York Moors Park' by George de Boer (Sep 1967); abstracts from paper also given at conference concerning Orford Spit [by A. P. Carr]; list 'Jewels from the Royal Geographical Society's Collection'.