Outlier Christian CAPURRO Untitled Ibrahim EL-SALAHI Pilot Dick WATKINS Composition Stacha HALPERN Untitled Robert HUNTER Come dance with me John FORRESTER Beyond the outsider Robert JACKS Brazil series no. 7 David ASPDEN Project for a wall painting, colour group E (Random) John NIXON Turquoise, olive and magenta verticals Bridget RILEY Etude Friedrich VORDEMBERGE-GILDEWART Self Portrait (non-objective composition) (yellow cross) John NIXON Painting 1976 Peter BOOTH Nineteen greys Bridget RILEY Untitled (Yellow) Richard ANUSZIEWICZ Vertical collage Joe TILSON Untitled Charles BUSH Manifestations Mike BROWN Untitled (Red) Mark ROTHKO Exultate, jubilate III Kenneth ROWELL Marge Joan MITCHELL Opening Bridget RILEY Mailbox Dick WATKINS Omega or tribulations of the artist Mike BROWN Nylon tubes within folded newsprint Elizabeth GOWER Sphere Howard TAYLOR Untitled (Ochre, black, green) Geoffrey de GROEN Boeuf Stacha HALPERN Amnesty Tim JOHNSON Lovers' Leap Norman BLUHM