Bernd and Hilla Becher: Landscape/Typology

Currently showing at MoMA till August 25 is a collection of works by Bernd and Hilla Becher, Bernd,1931-2007, Hilla, b 1934, a German married couple, best known for their collaborative photographic works of industrial buildings, steel furnaces, winding towers, blast furnaces and (my favourite), water towers.