 Serrano's abstract introspection reached its zenith with the series Rhythms in Space, dynamic compositions constructed from stainless steel rods.In 1959, while taking part in one of Pierre Schaeffer's experimental music projects, Serrano presented his working models for these series, as well as the first Burning of an object entitled The Dis-occupation of the Space or the Presence of the Absence in the Galleria del Disegno in Milan, Italy.1960.