Carillon century in the Low Countries. The first carillon was in Flanders, where a "fool" performed music on the bells of Oudenaarde Town Hall in 1510 by using a baton keyboard. Major figures in the evolution of the modern carillon were Pieter and François Hemony working in the 17th century. They are credited as being the greatest carillon bell founders in the history of the Low Countries. They developed the carillon, in collaboration with Jacob van Eyck, into a full-fledged musical instrument by casting the first tuned carillon in 1644, which was installed in Zutphen's Wijnhuistoren tower. The World Carillon Federation
A Sermon, a Narrative and a Prayer that each six-note set begins with the same note . For example, the first hexachord of the inverse form of the row has an interval succession of 11–4–10–1–3 semitones, plus an interval 7, wrapping around from the last back to the first note. By moving the first note in each hexachord to the end and then transposing the result to begin on E, the rotation scheme produces: Stravinsky then in many cases would travel systematically through the array to derive long melodic lines, as he does with this array to produce the canonic passage in the alto and tenor voices