| Description | Contains letters of invitation to performers and performances: Ronald Smith (1970 and 1972); Alfred and Heidi Kanwischer; Michael Caesar (1971); Virginia Pleasants (1971); Maurice Pachman and Elliott Schwartz (1972); Mustapha Tettey Addy (1972); The Montagnana Trio (1974); Michael Evans and Roger Green (1975); Music from Holland (1975); Marc Bryant (1975); Francis Rayner (1976). |