Poïkilorgue

Poïkilorgue [Gk. poikilos, variegated + Fr. orgue, organ], an improved *orgue expressif invented by Aristide Cavaillé-Coll of Paris and first shown at the Paris Exposition of 1834. Built in form of a small square piano, it had one rank of free reeds with a compass C0–f0, 2 pedals, large bellows worked by the left pedal, while the right pedal varied the air pressure, thus constituting an expression stop (132; catalogue of Paris Exposition, 1900). Mahillon, Victor. Catalogue descriptif et…