years Slapoffski was musical director of J. C. Williamson's seasons of grand opera from 1919 to 1922 and for Williamson's successful seasons of Gilbert and Sullivan operas in 1920, 1926–27 and 1931–32. In 1925–26 he was musical director of the New Zealand and South Seas International Exhibition in Dunedin, while in March 1931 he conducted 3,000 singers and 500 instrumentalists in a memorial concert for Dame Nellie Melba at the Adelaide Oval. During the mid-1930s he was a supporter of the National Theatre Movement, established in 1935 to provide training and performing opportunities for Australian artists. Slapoffski died in August 1951, aged 88, at Windsor, Melbourne, and was cremated. References 1862 births 1951 deaths People from London Alumni of the Royal Academy of Music Musicians from Melbourne Australian conductors (music) 19th-century conductors (music) 19th-century English musicians 20th-century British conductors (music) 20th-century English musicians 20th-century British male musicians Freemasons of the United Grand Lodge of England People associated with Gilbert and Sullivan 19th-century British male musicians