The following is the contents of the 1964 Programme, held by Bayan Northcott and photographed when I visited him.
Filed under: What music was performed?, Banks, Bartok, Berg, Berthoud, Birtwistle, Blomdahl, Brahms, C. P. E. Bach, Carewe, Couperin rameau, Crowson, Davies, de Peyer, Debussy, Denning, Ellis, Elsie, Franciax, Fricker, Gabrieli, Gibbons, Gilbert, Godfrey, Goehr, Hamilton, Hartman, Haydn, Henze, Hetherington, Hindemith, Huber, Hurwitz, Isaac, J. S. Bach, Kitchin, Locke, Mackintosh, Maschera, Maxwell Davies, McGaw, Melos Ensemble, Mendelssohn, Messiaen, Mozart, Nono, Orff, Philips, Porteous, Pruslin, Rainier, Sanders, Satie, Schoenberg, Schott, Schubert, Schuller, Searle, Seiber, Selby-Smith, Snitzler, Stravinsky, Thomas, Tippett, Universal Edition, Weil, Wood, Young
