Signed in pencil by McLean. From the 1972 limited edition portfolio entitled 'Radical Realism I', published by Mother Lode Editions and Hundred Acres Gallery. The complete portfolio included the following prints: 'Bacchanal' by John Clem Clarke, 'Cafeteria' by Richard Estes, 'Paul's Corner' by Ralph Goings, 'Rhine Chateau' by Malcolm Morley, and 'Arrested Vehicle with Red Seats' by John Salt.