Peter Green signed Fleetwood Music, Inc contract. 29 February, 1968. 9x12 inches. This is a rare contract from the founder of Fleetwood Mac who departed in 1970 Peter Allen Greenbaum known professionally as Peter Green, was an English blues rock singer-songwriter and guitarist.[3] As the founder of Fleetwood Mac, he was inducted into the Rock and Roll Hall of Fame in 1998. Green founded Fleetwood Mac in 1967 after a stint in John Mayall's Bluesbreakers and quickly established the new band as a popular live act in addition to a successful recording act, before departing in 1970. Green's songs, such as "Albatross", "Black Magic Woman", "Oh Well", "The Green Manalishi (With the Two Prong Crown)" and "Man of the World", appeared on singles charts, and several have been adapted by a variety of musicians.