Art handlers are busily readying Sotheby’s 10th floor galleries in New York in preparation for the Photographs exhibition, which is open to the public 1–6 October. The auction features a range of material from the 19th to 21st centuries, including Alfred Stieglitz’s 1918 portrait of Georgia O’Keeffe, Man Ray’s Torso (Lama [sic] Sheath), Robert Heinecken’s Lessons in Posing Subjects and Hans Bellmer’s Les Jeux de la Poupée. Click ahead for a sneak preview of the exhibition as it is being set up.