A silk programme for A Gala Concert in aid of the Edward Boyle Memorial Trust Sunday 6th February 1983 at the Royal Opera House Covent Garden, in which the Amadeus Quartet were appearing, designed by Michael Szell, 54 x 36cm; a classical music advertising poster for the Amadeus Quartet at the Wigmore Hall, variously signed; and 20th century Continental school - The Amadeus Quartet, lithograph in monochrome, indistinctly signed and numbered 4/6, 76 x 52cm (3)