1. Open reel tapes
1. 1975-1980
2. 1977-1979
3. 1979-1983
4. 1984-1985
5. 1985-1987
6. 1987-1988
6. 1987-1988
7. 1988-1989
8. 1989-1990, 1993
9. 1990-1992
10. 1992-1993
11. 1994-1995
12. 1995
Miscellaneous non-festival tapes
2. Documentation
Correspondence
Master Lists and Tape Logs (handwritten logs)
Annotated programs 1975-1987
Annotated programs 1988-1995