The most iconic 20th-century fashion photography to be auctioned at Sotheby’s – in pictures

With works by Irving Penn, Richard Avedon, Helmut Newton, Peter Lindbergh and Guy Bourdin, as well as contemporary photographers such as Miles Aldridge and David LaChapelle, these are arguably the images which defined modern fashion photography as we know it

• Through the Lens: Fashion Photography Under The Spotlight takes place at Sotheby’s, London on 19 May