 Fortunately the Maida Vale studios technical team became aware of this and were able to hide the tapes away in various dark corners of the building before they could be thrown away.Eventually Mark Ayres and Brian Hodgson were commissioned to catalogue its extensive library of recordings with help from other composers.In October 2003, "Alchemists of Sound", an hour-long television documentary about the Radiophonic Workshop, was broadcast on BBC Four.