Naum Gabo, 1890-1977. Constructed Head No. 2, 1953-1957. Phosphor bronze on wooden base. Bequest of Miriam Gabo, London

Naum Gabo, 1890-1977. Constructed Head No. 2, 1953-1957. Phosphor bronze on wooden base. Bequest of Miriam Gabo, London

Naum Gabo, 1890-1977. Constructed Head No. 2, 1953-1957. Phosphor bronze on wooden base. Bequest of Miriam Gabo, London.

Damien Hirst, 1965. Cut Grass - The New Jerusalem, 2006. Butterflies and household gloss on canvas. The Angel Collection of Contemporary Art

Gustav Klimt 1862-1918, Compositional sketch for Medicine, 1897-98. Oil on canvas. The Israel museum Jerusalem

Grand Duchess Maria Feodorovna. Old tree. 1860s Paper, graphite pencil, watercolor. Russian Museum St. Petersburg

Watercolor "The Miser", 1870. Author - Empress Maria Feodorovna Romanova. Mikhailovsky Castle, Russian Museum, St. Petersburg

Kuzma Petrov-Vodkin. The Mother of God of Tenderness Evil Hearts. 1914-1915. Russian museum SPb

Kuzma Petrov-Vodkin. Midday. Summer. 1917. Russian museum SPb

Pavel Schillingovsky. Landscape with ruins. 1922. Russian Museum, St. Petersburg.

Kuzma Petrov-Vodkin. Portrait of Lyubov Erenburg. 1924. Russian museum SPb