DD081511 is a sheet of Delia's diagrammatic score for The Living World.
A textual transcript of the diagrams is nigh-on impossible, but it contains the following terms:
flutey cicadas curlew fish 1TC 3BC O. Co <-- 3½ --> o o ooOO ooO oO OOo high shs.[?] | elec. birds | [b/g] | curlew