Autograph letter - 13 December 1986 - from Stuart Challender on holiday in Bali to Moffatt Oxenbould regarding The Australian Opera and plans for Mostly Mozart concerts in the Sydney Opera House, 1986 Box 8 Date: 1986
Autograph letter - 13 January 1993 - from conductor Richard Gill to Moffatt Oxenbould, 1993 Box 11 Date: 1993
Autograph letter - 14 August 1994 - from Soprano Amelia Farrugia to Moffatt Oxenbould, 1994 Box 11 Date: 1994
Autograph letter - 15 March 1998 - from Noel Pelly to Moffatt Oxenbould with positive response to Madama Butterfly, 1998 Box 13 Date: 1998
Autograph letter - 15 September 1982 - from Richard Bonynge in San Francisco to Moffatt Oxenbould, 1982 Box 6 Date: 1982
Autograph letter - 16 April 1981 - from US soprano Marilyn Zschau to Moffatt Oxenbould about her work internationally and her future work in Australia with The Australian Opera, 1981 Box 6 Date: 1981
Autograph letter - 17 January 1993 - from Richard Steele, a former artistic administration colleague, 1993 Box 11 Date: 1993
Autograph letter - 17 March 1997 from Dr. John Carmody to Moffatt Oxenbould, and Moffatt Oxenbould's reply - 25 March 1997 - regarding Glenn Winslade and Opera Australia, 1997 Box 13 Date: 1997
Autograph letter - 18 October 1985 - from Claudio Alcorso to Moffatt Oxenbould, 1985 Box 7 Date: 1985
Autograph letter - 19 October 1995 - from Moffatt Oxenbould's childhood idol, actress Dinah Shearing, who spoke two narrations in The Australian Opera's 1995 performances of Cherubini's Medee, 1995 Box 12 Date: 1995