^Daniel Snowman, Hallelujah! An Informal History of the London Philharmonic Choir (London: London Philharmonic Choir, London 2007), pp. 127–33 – Appendix II: "The History of the Philharmonic Choir".
^Moore, Jerrold Northrop (1979). Music and Friends: Letters to Adrian Boult. London: Hamish Hamilton. p. 42.
ISBN0-241-10178-6. Lady Elgar's diary
^"Hamilton Harty", The Musical Times, Vol. 61, No. 926 (April 1920), pp. 227–230 (subscription required)
^Mike, Celia, "Howell, Dorothy", in The Norton/Grove Dictionary of Women Composers (Julie Anne Sadie and Rhian Samuel, eds.). The MacMillan Press (London & Basingstoke), p. 231 (1994,
ISBN0-333-51598-6).
^Daniel Snowman, Hallelujah! An Informal History of the London Philharmonic Choir (London: London Philharmonic Choir, London 2007), pp. 127–33 – Appendix II: "The History of the Philharmonic Choir".
^Moore, Jerrold Northrop (1979). Music and Friends: Letters to Adrian Boult. London: Hamish Hamilton. p. 42.
ISBN0-241-10178-6. Lady Elgar's diary
^"Hamilton Harty", The Musical Times, Vol. 61, No. 926 (April 1920), pp. 227–230 (subscription required)
^Mike, Celia, "Howell, Dorothy", in The Norton/Grove Dictionary of Women Composers (Julie Anne Sadie and Rhian Samuel, eds.). The MacMillan Press (London & Basingstoke), p. 231 (1994,
ISBN0-333-51598-6).