The German broadcaster Westdeutscher Rundfunk Köln (WDR) has defined German television and radio for decades and a series of works belonging to the institution are being offered in the Impressionist & Modern Art Evening and Day Sales on 21 and 22 June, the Contemporary Day sale on 29th June as well as the sale of Prints & Multiples in September 2016 and Art Contemporain, Paris in December 2016. Acquired predominately in the 1950s and 1960s, the paintings, works on paper and prints span a fascinating period of German art history, as well as reflecting the character of WDR with its emphasis on tradition, history and national culture. Click ahead to see highlights.