Sorabji (Kaikhosru Shapurji) Autograph letter signed (‘Kaikhosru Shapurji Sorabji'), mentioning some of his compositions 'the 1st, 2nd and 3rd Symphonies for Piano Solo, the 2nd and 3rd Organ Symphonies, the Sequentia Cyclica on Dies Irae', two pages, 4to, The Eye, Corfe Castle, Dorset, 15 Jun 1961.  ***Sorabji was an enormously prolific English composer, who completed over 100 works between 1915 and 1984, many for piano solo, some of enormous dimensions. Some were published between 1919 and 1931, but much of his music remains for the time being in manuscript only.