Machine Head (album)

Machine Head is the sixth studio album by English rock band Deep Purple. It was recorded in December 1971 in Montreux, Switzerland, and released on 30 March 1972, by Purple Records. It is the band's third studio album to feature the Mark II line-up of Ritchie Blackmore, Ian Gillan, Roger Glover, Jon Lord, and Ian Paice. Previous recording sessions had been slotted into the group's gigging schedule.