The personal records of Don Brech, relating to: 1) Education, 2) Marriage and divorce, 3) Emigration, 4) Financial and legal, 5) Houses, 6) Diaries, 7) Personal and family correspondence, etc., 8) General correspondence, 9) Subject files, 10) Employment, 11) Health, 12) Family history, 13) Consultancy services, 14) Associations, societies and professional bodies, 15) Conference and seminar papers and proceedings, 16) Research projects, 17) Campaign for Archives Legislation in Hong Kong, 18) Press Cuttings, 19) Collected publications and documents, 20) Photographic, film and video records, 21) Greeting cards, 22) Invitations, 23) Artefacts.

Neil Denyer's Flying Log Book; Items relating to Neil Denyer used during the Ceremony for the Centenary of the Royal Australian Air Force at Runnymede Air Forces Memorial in 2021; Written tribute to Neil Howard Denyer read at a Last Post Ceremony at the Australian War Memorial in 2022.