HMAS Australia's rescue of Sunderland flying boat crew from North Sea in 1940, led by Armstrong Unit ID: 13
Invitation to ball at Melbourne Town Hall in honour of Prince of Wales, 29 May 1920 (in folio) Unit ID: 6
Letter of congratulation to Armstrong from Governor-General, the Duke of Gloucester, 22 May 1945 Unit ID: 20 Date: 22 May 1945
Letters home to parents from HMAS Australia in Britain, 18 January 1918 to 22 May 1919; together with an exercise book containing earlier letters transcribed by mother, and a plan of surrender of German Fleet, 21 November 1918 Unit ID: 4 Date: 21 November 1918
Letters home to parents from HMAS Brisbane, 11 October 1919 to 2 March 1920 Unit ID: 5 Date: 11 October 1919 to 2 March 1920
Letters home to parents from Royal Australian Naval College, 15 February to 2 December 1917 Unit ID: 3 Date: 15 February to 2 December 1917
Letters home to parents, including from HMAS Brisbane, HMS Ramillies, Royal Naval College, Greenwich, and Jersey, 2 December 1920 to 10 February 1924 Unit ID: 8 Date: 2 December 1920 to 10 February 1924
Letters home to parents, including from Royal Naval College and HMS Excellent and concerning marriage to Philippa Suzanne Marett, 10 April 1924 to 20 July 1925; together with a report of wedding in The British Australian and New Zealander, 31 July 1924 Unit ID: 9 Date: 31 July 1924