The Machines, which date from the period 1967-1972 represent a departure from the more traditionally narrative nature of the rest of my pieces. I use the word Machine to define a consistent process governing a series of musical actions within a particular sound world and, by extension, the listeners perception thereof. One might thus regard the Welsh Rarebit as a Machine in which a process is applied to the conditioning and perception of the world of bread and cheese.

Autumn Countdown Machine presents the guaranteed dis-simultaneity of six pairs of bass melody instruments, each conducted by a percussionist playing in time with, and making minor adjustments to the setting of a bell-metronome.

Son of Gothic Chord presents four keyboard players mobilisation of a sequential chord progression rising through the span of an octave.