Halo John VICKERY Sitting room interior Grace Cossington SMITH Interior with blue painting Grace Cossington SMITH Colour square on two spaces John STOCKDALE Opening Bridget RILEY Application of Mr Charles Henry’s Chromatic Circle Paul SIGNAC Study for 'List' Poster Bridget RILEY The parrot house Septimus POWER Enclosed spheres Stanislaus OSTOJA-KOTKOWSKI Pavo Stanislaus OSTOJA-KOTKOWSKI Die Fahne Hoch Frank STELLA Cycloid I Peter SCHMIDT Rain in West Pymble Dick WATKINS