Comprises:

• Architectural Association, Draft foreword for prospectus for course in Tropical Architecture at Architectural Association, (1p), May 1954, notes on St. Pauls Problem, (4pp), 8 Nov 1955 (1 manuscript);
• Art Workers Guild, comments in discussion on papers by L B Keeble (UCL) on re-building with special reference to the City of London, 20 March 1956 (2pp manuscript);
• Athenaeum, (Club Monthly Talk Dinners) - New line notes to open discussion on The Planning of London, (8pp), 4 April 1955, correspondence with Mr M C F Parry (Secretary) to arrange, March 1955 (4 letters);
• Barlett Society: Brief notes for lecture Problems and possibilities in City of London, 15 Feb 1956 (1p manuscript);
• Bath: Bath Some Lessons for Contemporary Town Planners. Notes and list of slides for illustrated talk to the National Trust Summer School at the Pump Room, Bath, 25 July 1953 (2pp manuscript);
• Bedford College: Modern Architecture and Interior Decoration: series of three lectures at Bedford College (Pevsner, WGH, Jordan) No. 11: Urban Influences on Building Design, 19 Feb 1957 (9pp manuscript);
• British Broadcasting Corporation: The third of three talks by WGH: Is Town Planning Possible? 19 June 1955 2 Copies - as recorded script, other not checked with Talks Department with as broadcast script, n.d. [1957] (2 9pp typescripts);
• Cambridgeshire/Essex/Hertfordshire Society of Architects: Chelmsford Chapter - St Pauls and its Precincts in the City of London, (notes), 14 Feb 1957 (1p manuscript);
• Chadwick Public Lectures - The Bossom Gift Lecture: The Health of Cities: Some problems arising from Congestion and Overbuilding, (Synopsis), 20 Nov 1951 (1p manuscript);
• London Territorial and Auxilary Forces Association: (Finsbury Barracks, City Road, E.C.1)., notes by WGH about visit (?), 23 Oct 1950 (1 manuscript);
• Civic Toast: To the Right Honourable the Lord Mayor and Corporation of the City of London and the Sheriffs, n.d. (2pp manuscript);
• Egoists Club: Notes for talk 4 December 1956 on a copy of letter to Colonel C R Curtis (Chairman of Egoists Club), Menu for dinner at which talk was given, letter from Chairman to arrange talk, 14 Nov 1956, (3 items);
• Eton College - Archaeological Society Old and New St. Pauls, (notes for slide lecture), 8 June 1958 (3pp manuscript);
• Sir Patrick Geddes Centenary Celebration, Edinburgh: Address by WGH, 1 Oct 1954 (8pp manuscript);
• Greece: The Creation of Greek Architecture, n.d. (25pp typescript);
• Housing: Notes for Press Conference with Mr Harold Macmillan (Minister of Housing) on the occasion of the HMSO Publication of Design in Town and Village (Sharp, Gibberd, WGH), 1953 (1p manuscript);
• Housing Centre: The Best of Both Worlds: Decentralisation and Re-Development as a combined operation, speech at Annual General Meeting held at 13 Suffolk Street, London S.W.1, 17 Sept 1957, Introduction of Lady Allen of Hurtwood FILA at Annual General Meeting, 7 Oct 1958 (13pp and 1p manuscripts);
• Institute of Bankers: Notes for informal talk, Some thoughts on Building and re-building with special reference to the City of London, 23 Feb 1956 (2pp manuscript);
• Institute of Practitioners in Advertising: Notes for address at opening of Annual Exhibition, 44 Belgrave Square, London, 24 Oct 1956 (2pp manuscript);
• Leeds: At the Art Gallery and arranged by the College of Art: Town Planning with special reference to Shopping Centres, (Very brief notes and list of black and white and colour slides), 19 Nov 1954 (3pp manuscript);
• Liverpool University School of Architecture: Address at Opening of Exhibition at Walker Art Gallery, n.d. (6pp manuscript and 2pp typescript);
• London Commercial Club: Luncheon at Connaught Rooms, Great Queen Street, W.C.2. Address on The Changing Face of the City, n.d. (1p manuscript);
• Ministry of Town and Country Planning Dining Club: The Broad and the Narrow Way; reflections on town plans prepared for Cambridge, Pretoria and other places., n.d. (2pp manuscript);
• Nightingale Fellowship: Talk to Annual Meeting at St. Thomas's Hospital: The Re-building of the Hospital, (notes and list of slides), 10 Nov 1950, (3pp manuscript);
• North Midlands Branch - Town Planning Institute: Notes for address The affairs of the Institute at Leicester and notes of discussion, 22 Oct 1954 (5pp manuscript);
• Royal Institution: Synopsis and text of discourse: Urban Improvements of the Nineteenth and Twentieth Centuries - Friday evening meeting, 3 May 1957 (12pp manuscript);
• Royal Institute of British Architects: Some Problems of Pre-Settlement in New Communities - Paper by R J Allerton, notes of contribution to discussion by WGH, vote of thanks to Sir Roger Makins for opening exhibition A Hundred Years of Architecture in America, 25 Feb 1958, n.d. (2pp and 1p manuscript);
• Royal Sanitary Institute Congress, Scarborough: Section F: Housing and Town Planning - Chairman's Address (WGH), 1954 (7pp manuscript);
• Graves Art Gallery, Sheffield: notes for slide lecture The Surroundings of St. Pauls in the City of London, 24 Jan 1958 (2pp manuscript);
• Darnall Wholesale Markets, Sheffield: Notes for address at meeting at Sheffield Town Hall, 10 Nov 1955 (2pp manuscript);
• Skyscraper or Suburb Synopsis for discussion, WGH notes, 13 Jan (4pp typescript 1 manuscript);
• South Africa: Words spoken at exhibition of photographs by Leon Levson, 2 Tyson Road, Johannesburg, 8 April 1957 (1p typescript);
• South East Society of Architects: St. Pauls and its Setting in the City of London, Brighton, 20 Feb 1957 (1p);
• South Wales Branch - Town Planning Institute: Planning at Home and Abroad: the affairs of the Institute, very brief notes and discussion notes, 4 Nov 1954 (1p manuscript);
• South Yorkshire and District Society of Architects and Surveyors: The Centres of Our Cities, notes for illustrated talk at Sheffield, 8 Jan 1953 (1 manuscript 5pp);
• Town and Country Planning Summer School 1954: (Held at the University of Bristol under the auspices of the Town Planning Institute, 6-12 Sept 1953), 1953-1954 (1 item);
• Town Planning Insitute: Address (heavily amended) on occasion of presentation of Gold Medal to Lewis Mamford (2pp), 27 June 1957, vote of thanks to Professor A E Richardson PRA for paper: Why is Civic Design Neglected?, in Livingstone Hall, (3pp), 1956 (1 typescript);
• Town Planning Insitute, South Africa: two aspects of central redevelopment in cities (4pp), - lecture at Witswatersrand University, (notes), 11 April 1957 (1 manuscript);
• Tropical Architecture: Conference held 23-27 March 1953 at Bartlett School of Architecture (UCL). Printed Programme. [WGH gave a paper on 23 March 1953 Physical Planning Problems in the Tropics with Dr Otto Koenigsberger], notes by WGH on questions raised by the papers, including notes of questions and points about his paper with Dr Koenigsberger, syllabus for a course in Tropical Architecture at the Architectural Association, (1953) (11pp);
• United States Information Service: Panel Discussion on American Art at 41 Grosvenor Square, London W.1. on 10 Dec 1952 (notes), 1952 (1p manuscript);
• University Club, Liverpool: Notes for speech at Dinner (WGH and MH principal guests, 9 Oct 1953 (1p manuscript);
• University College London History Society: Some aspects of London's Architectural Development, 12 Feb 1957 (1p manuscript);
• University of Cambridge - Fabian Society: A Town Plan and its Consequences, talk at St. John's College, 18 May 1950 (3pp manuscript);
• University of Liverpool prospect of a University: article for the News Editor, Liverpool Daily Post and Echo Limited, 1950 (2pp manuscript);
• University of London: Vacation Course: The Arts in Britain Today - Sixth Week: Architecture and Town Planning. Introductions by WGH to lecturers and to the Course (4pp), (1) John Summerson on The English Contribution to the Modern Movement in Architecture; 14 Aug 1950 (2) Anthony Chitty on Current Architectural Problems, 14 Aug 1950, Holiday Course in English for Foreign Students at Kings College. Illustrated lecture (4pp), Modern English Architecture and Town Planning, given 17 July 1950 and 18 July 1951, (1 manuscript);
• University of London, Summer School: Introductory Lecture: Aerial photography in relation to Town Planning, (1p), 18 July 1949 (1 manuscript);
• University of Witswatersand: Report of External Examiner (WGH) on thesis An investigation into Planning of Urban Native Housing in South Africa submitted for the Degree of Doctor of Architecture, n.d. (3pp manuscript);
• west Midlands Branch - Town Planning Institute: Notes for address at Annual General Meeting in the Town Hall, Leamington Spa, [Oct/Nov 1954] (2pp manuscript);
• Yugoslavia: Notes for illustrated lecture in Technical University of Zagreb, Similarities and Differences between the post-war architecture and Town Planning of Britain and Yugoslavia, 26 May 1955 (1p manuscript);
• 22 Planning Club: Association of old students of Town Planning Course at University College London: The nature of Planning Experience, 21 June 1954 (5pp manuscript).