Sotheby's auctions three modern masterpieces

Sotheby's employees hold a painting by French artist Paul Cezanne entitled 'Pichet et fruits sur une table' at Sotheby's auction house Photograph: guardian.co.uk Sotheby's employees move a work entitled 'Kirche in Cassone' by Gustav Klimt at Sotheby's auction house Photograph: Dan Kitwood/guardian.co.uk Sotheby's employees hold a painting by Austrian artist Gustav Klimt entitled 'Kirche in Cassone (Landschaft mit Zypressen)', at Sotheby's auction house Photograph: Carl De Souza/guardian.co.uk A Sotheby's employee stands behind a work by Alberto Giacometti entitled 'Homme qui marche' at Sotheby's auction house. A landscape entitled 'Kirche in Cassone' by Gustav Klimt is on display behind Photograph: Dan Kitwood/guardian.co.uk A man walks next to "L'homme qui marche" by Alberto Giacometti at Sotheby's auction house Photograph: Stefan Wermuth/guardian.co.uk