You might like Left Right Bathroom of Circe Joseph Beuys 1954–8 Initiation I Ryszard Otreba 1973 Abstraction (São Paulo) Geraldo de Barros 1949 Abstraction John Wells 1950 Abstraction 200/62 Austin Cooper 1957–62 Congeries B/4/7 Austin Cooper 1958 Black Abstract Victor Pasmore 1963 Sideboard Abstraction Ian Stephenson 1957 Collage 2 (The Rout of San Romano, Small Version No. I) Robyn Denny 1957 Collage Nigel Henderson 1949 Untitled (Brush Drawing No.1) Denis Bowen 1952 Untitled Abstraction V Josef Albers c.1945