Delia created sound for a 20-minute sequence in the BBC radio series Art and Design entitled "Structure: Buckminster Fuller. How this American architect's thought has ranged from bubbles to geodesic domes."
- Broadcast on BBC 4 FM on 27th November 1970 at 14:20.
- In the BBC Sound Archive on tape TRW 7208.
- The Tape Library List's entry for TRW 7208.
- Art and Design: Radiovision for Schools on the BBC Genome Project.
- Search results for Sundays in September 1970 from 14:00 to 15:00 on the BBC Genome Project.