The Space Between, a BBC radio programme broadcast on 4th October 1973 and devoted to the music of the Radiophonic Workshop, included a track by Delia called Great Zoo.
The British Library's catalogue lists:
Title: Great Zoo Short title: Great Zoo/Derbyshire Author/composer: Derbyshire, Delia 1937-2001 (composer)
- Broadcast on Radio 3 on 4th October 1973.
- In the BBC Sound Archive on tape TRW 7717: "The Space Between".
- Archived at the British Library's National Sound Archive Listening Department, FIND FORMAT: T634BW, track 4.