The band began as Tyrannosaurus Rex in 1967.
Used on their second album, Prophets, Seers & Sages: The Angels of the Ages (1968).
Used on their fourth album, A Beard of Stars (1970).
In 1970, the band became known as T.Rex.
Used on their fifth self-titled album (1970).
First used on their seventh album, The Slider (1972).