- AM4
- Cyfres
- [1964], 1968, 1975-1976, 1979, 1982-1995
The series consists of assorted papers including financial papers, arrangements forms, biographies, contracts, correspondence, duty sheets, itineraries, mailing lists, newsletters, newspaper cuttings, order forms, photographs, programmes and draft programmes, and publicity material relating to the organisation and staging of orchestral tours at various venues around Wales, [1964], 1968, 1975-1976, 1979, 1982-1995.