7541 Lucian Freud, Benefits Supervisor Resting, 1994
Image via Christie's Images

The works could fetch a combined $100 million. Freud's Benefits Supervisor Resting, 1994 is estimated to reach $30 million–$50 million at Christie's Contemporary Art evening sale on May 13. Benefits Supervisor Sleeping, another of Freud's nudes, sold for $33.6 million in 2008, and holds Freud's record for the most expensive painting sold by a living artist.

Sothebys-515-van-Gogh Vincent Van Gogh, L'Allée des Alyscamps, 1888
Image via Sotheby's.

Van Gogh's L'Allée des Alyscamps, from his Arles period, has an estimate of $40 million. The work was last on auction in 2003, at Christie's New York, where it sold for $11.8 million.

Screen Shot 2015-04-15 at 10.27.29 Mark Rothko, Untitled (Yellow and Blue) 1954
Image via Sotheby's.

Sotheby's Postwar and Contemporary evening sale on May 12 features Rothko's Untitled (Yellow and Blue) 1954. The estimate for Rothko's piece, which comes from the Mellon collection, is $60 million. Rothko's auction record is currently around the $87 million mark.

Search Rothko, Van Gogh and Freud here.