Lake Ruovesi in Winter [1916] by Alkseli Gallen-Kallela. On sale as part of Sotheby's '19th Century European Paintings' auction today. ' Estimate: 60,000 - 80,000 GBP

Two Girls Gathering Flowers [1914] by Ivan Semenovich Kulikov

L’Enfant Prodigue [1914] by Constantin Brancusi

Self-portrait [1912] by Otto Dix

Dazzle-Ships in Drydock at Liverpool [1919] by Edward Wadsworth

Proun 4 B [1919 - 1920] by El Lissitzky

'The Girls on the Bridge' woodcut printed in blue with lithograph in pale green [1918] by Edvard Munch. On sale at Christie's 'Prints & Multiples' auction tomorrow. Estimate £100,000 - £150,000

Bloemen in een vaas [c. 1916] Reijer Stolk. Rijksmuseum collection.

Kirjastossa [1917] by Marcus Collin

Gymnasium in the Fordyce Bathhouse in Hot Springs, Arkansas [1910]