People, places and subjects dealt with in correspondence etc.
- on Bloomsbury House Club letterhead dated 2 April 1910 to mother and father, Wigtown, Sally, O'Calloghan, Edgeware Road Met, Marie Studholme, Royal College of Surgeons Museum, Chebnells Bakery wharf, Hammersmith, Bawbridge, Strathfield train murder, Squid Parafin, Paddington Radical Club, Col Seely, Glen French, Mr Asquith, Mrs Vooght
- on The Clifton Hotel letterhead dated 26 April 1911 to mother and father, Clara, Arnold, Conscription Act, Central Medical War Committee, Naulebaum, Rose Park, East Africa, France, Julia, Mesopotamia, Palestine, 254 Tunnelling Company, Durban
- dated 23 April 1911 To Black from mother Arnold, Broken Hill, strike, Annie Nichols
- To Black from Arnold undated Suez Canal, Umberimherka works, Dr Ross, Hockey Moulden, Oxford Divinity School, Clara, Gladstone, Prairie Flower
- To Black from Arnold dated 12 May 1913 Broken Hill strike, Silverton Tranway Co, Barrier Labour Federation, Cockburn, George, Mrs Stuart, Mrs Ayliffe
- white Adelaide University Rifle Club dinner card autographed dated 25 August 1911 list menu, toasts, team members together with a Squadding card for EC Black with scores on reverse
- on The Mungana (Chillagoe) Mining Company Limited letterhead dated 29 December 1911 adressed Black from AG Ferguson dengue, Dr Abbott, Mt Molloy & Carbide Hospital. Accompanied by a Christmas greeting card from W Loveland Loxton Farming Comp
- on Mungana Hospital letterhead to Black from AG Ferguson dated 19 February 1912 drugs, Robert Craig
- To Mr Badges undated from TH Donnelley, Dr Black, Clare Hospital
- on Mungana Hospital letterhead to mother and father dated 8 March 1912 Port Elliott, Alfred Black, Mr Rodda, Uorsi Skipov, Selwyn, Cliff House
- on Mungana Hospital letterhead to mother and father dated 15 March 1912 Chillagoe, tooth extractions, Klondyke, Uungara, South Pole discovery, Sir Douglas Mawson (AA 214), OK Hospital, George, Arnold, Egyptian Hassan
- envelope addressed Mrs JM Black accompanied by letter to mother and father dated 5 April 1912 Angus & Robertson, Sinclair, Bullen, financial matters, North Queensland Register, Walsh-Timaroo Wire, Dr Newland
- To mother and father dated 1 April, OK Mine, ironbark, redwood, Prof. Watson, removed abandoned surgical instruments
- To mother and father dated 11 April 1912 Mr Rodda, proposed new hospital, sketch plan of seven room building
- on Mungana Hospital letterhead to mother and father dated 2 May 1912 Peter Bryne, Uorsi Skipov
- Green Mungana Hospital sports programme 4 May 1912 listing officials and handicaps, events and colours
- To mother and father dated 10 May 1912 Clara, Robe libel case, Cairns, Fred, Donaldson, accounts, Dr Uorsi
- envelope addressed Mrs JM Black accompanied by letter "Suggested amended rule to replace rule 25" relating to contributions to hospital fund
- envelope marked "Mungara particulars acceptance of resignation paying off", accompanied by letter to Black dated 6 June 1912 from HH Dorrat hospital committee secretary
- envelope addressed Mrs JM Black accompanied by letter dated 12 June 1912 to mother and father, broncitis, Chillagoe, Mr Rodda, Mr Allen
- letter dated 3 June 1912 to mother and father, enclosing money order,Clara, Aunt Helen, tax and postal matters, Mr Bullen, East Torrens County Board of Health, Bulong, Selwyn, Wolfram, Brisbane Courier
- envelope annotated "accident at mine & everything" addressed Mrs JM Black accompanied by letter dated 1 July 1912 to mother and father, enclosing money order, Mr McDiamid, Brisbane Courier, mine accidental deaths, Walkington, Mr Rodda, Mr Webb
- letter dated 1 July 1912 to mother and father
- envelope addressed Mrs JM Black accompanied by letter dated 7 July 1912 to mother and father, book keeping, Stanray Hills Hospital
- letter from Mungana Hospital dated 15 July 1912 to Black accepting resignation seeking a list of stores and drugs
- envelope addressed Mrs JM Black accompanied by letter dated 15 July 1912 to mother and father Clara's diary, (pages 2 and 4 missing)
- envelope addressed Mrs JM Black accompanied by letter dated 19 July 1912 to mother and father Cairns, Barwon Falls
- letter to mother and father dated 24 July 1912, Imperial Hotel Cairns, Kuranda, rifle shooting, Dr Kerwin, Dr Clark, Dr Knowles, Dr Tyne, Dr Uori, Port Douglas
- letter to mother and father dated 13 August 1912, mail time to and from Cairns, accounts for July
- letter on British Linen Bank Wigtown letterhead to Clara from SJ Black dated 11 November Marjorie, Mary, Newhaven, Charlie, John, Cambridge, London, Bournmouth, Susdan, Cannes, Ramsay Black, Peter Black, Glasgow, Edinburugh
- letter to mother and father dated 21 November 1912 The Mansions, Brisbane, Dr Hart, Mater Misercordia, Diamantine Hospital, Consumptive Home, Dr Turner, Carl Zoellon, Dr Sleeman, Einasleigh
- envelope addressed Mrs JM Black accompanied by letter dated 27 December 1912 to mother and father Stroud, Australian Agricultural Company
- letter to mother and father undated Dungog, Dr Bowker, Port Stephens