Self-portrait [1912] by Otto Dix

Small Silver Knot: Prototype [2005] by Sherrie Levine. On sale as part of Christie's 'Post-War to Present' auction today. Estimate USD 60,000 - USD 80,000

One O'Clock [1966] by Helen Frankenthaler

The Truth Is Like Poetry [2018] by The Connor Brothers

Dear Data: Week 45 (I Am Sorry / A Week of Sorry-Apologies) [2015] by Giorgia Lupi & Stefanie Posavec

Citrus 6906 [1973/2014] by Héctor Fuenmayor

Landscape in Missouri [1959] by Keith Vaughan. On sale as part of 'Modern & Post-War British Art' auction at Sotheby's today. Estimate £30,000 — £50,000

Untitled, flatiron with row of thirteen tacks [1921] by Man Ray

Les fenêtres de l'aube [1928] by René Magritte. On sale as part of Sotheby's 'Surrealist Art Evening Sale' today. Estimate £400,000 — £600,000

There Isn't Time [1997] by John Baldessari