[2][3] Her appearances for the Royal Philharmonic Society began in October 1925 at the Queen's Hall in a choral programme including Beethoven's Ninth Symphony under Albert Coates, with Dorothy Silk, Walter Widdop and Robert Radford.
In March 1927 she performed the Missa Solemnis in the RPS Beethoven memorial concert at the Royal Albert Hall, under Sir Hugh Allen, with Rosina Buckman, Parry Jones and Norman Allin.
[2] In December 1928, Brunskill was in Beecham's Queen's Hall RPS presentation of Handel's Hercules with Dora Labbette, Lilian Stiles-Allen, Tudor Davies and Horace Stevens.
[14] Brunskill sang the role of the Angel in The Dream of Gerontius conducted by Malcolm Sargent on 10 May 1941, the last concert given in the Queen's Hall, which was destroyed by a German incendiary bomb that night in an air raid.
[15] In 1942, to mark Arthur Sullivan's centenary week, the BBC broadcast The Golden Legend from the Royal Albert Hall, conducted by Wood with soloists including Muriel Brunskill.
[3] In the 1950s, she extended her repertoire, appearing in the musical Golden City by John Toré, which ran at the Adelphi Theatre from June to October 1950,[17] and in the film The Story of Gilbert and Sullivan in 1953.
[19] In a 2001 history of London's main recital venue, the Wigmore Hall, the critic Alan Blyth remembered Brunskill's "formidable presence with her handbag plonked on the piano lid.
Her other recordings include Gounod's Faust, with Harold Williams, Robert Carr, and Robert Easton, conducted by Clarence Raybould; Vaughan Williams's Serenade to Music, with Lilian Stiles-Allen, Isobel Baillie, Elsie Suddaby, Eva Turner, Margaret Balfour, Astra Desmond, Mary Jarred, Parry Jones, Heddle Nash, Frank Titterton, Walter Widdop, Roy Henderson, Norman Allin, Robert Easton, Harold Williams, the Queen's Hall Orchestra, the BBC Symphony Orchestra, conducted by Sir Henry Wood; and John Toré's Golden City, original cast recording, with Edmund Purdom, Eleanor Summerfield and Emile Belcourt.