Twenty Studies for Timpani by Jacques Delécluse (born 1933) is a set of twenty studies written for 2-5 timpani and inspired by symphonic repertoire. Written for intermediate-level, they require some technical knowledge. TwentyStudies for Timpani features some meter and multiple pitch changes, and the studies are written with increasing difficulty. This set will definitely help to master a good technique on Timpani. The author, Jacques Delécluse, is asoloist at the Paris Orchestra and a professor at the Conservatoire National de Musique de Paris. He has conceived a keyboard-percussion instruments that held his name and is also the author of a series of seven books la manièrede for drums and piano.