From reproductions, we remember a diagram of proportions and measurements: the nude in superimposed positions, arms and legs doubled, within a square and circle — symbolising earth and heaven, man ...

Five auction records were made for artists Ilana Savdie, Olga de Amaral, Kiki Kogelnik, James Turrell, and Grace Hartigan.

A Canaletto painting from the "high point" of his career is on the block at Christie's Old Masters in July and is estimated ...