They introduced coherence monotones analogous to the entanglement monotones. The Monotones for release in 2018. Nachtsheim was the saxophonist of the rock band Rodgau Monotones, Knebel a singer at Flatsch. All the agent can hear is monotones. This piece in many ways forms a mirror image of "Monotones II". Dale's original cast television productions include Ashton's "The Dream" and "Monotones" ballets. The Rodgau Monotones received the Cultural Prize of the Town of Rodgau in 1983. The Monotones were a six-member American doo-wop vocal group in the 1950s.