Pierre Henry in collaboration

As musique concrete became more established, composers using traditional means began to incorporate concrete music into their scores. Henry occasionally worked in collaboration with others producing the tape component of a recording consisting of musique concrete and other means.

The following are all listed in the Hugh Davies book. The productions are generally dramatic readings and Henry's contributions are small musical interludes. 

label of an inspected copy reads "Office Catholique du Disque - Pastorale et Musique" as opposed to "Unidisc," but uses the same catalog numbers.23

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