This work with its unusual instrumentation originates in Guillou's conceptual design of the organ for the new concert hall in Tenerife. The composition project came into being when he determined the specifications of this organ, its scales, the distribution of the organ pipes among eight cases and the arrangement around the audience as well as the design with eight additional manuals. In contrast to its original purpose, the world premiere of the work took place at the parish church of Landsberg...