. . "WDR Symphony Orchester" . "radio orchestras of Cologne" . . "Principal Conductor, WDR Symphony Orchestra Cologne" . . "K\u00F6lner Rundfunk Orchester" . . "WDR Sinfonieorchester K\u00F6ln" . . "WDR in Cologne" . "Nordwestdeutschen Rundfunk orchestra" . "Cologne Radio Symphony" . "Chief Conductor, WDR Symphony Orchestra Cologne" . . "Cologne Radio Symphony Orchestra" . . "Cologne Radio Orchestra" . "WDR Symphony Orchestra of Koln" . "Westdeutscher Rundfunk Sinfonieorchester" . "WDR Sinfonieorchester" . . . . . . "Cologne Chamber Orchestra" . "West German Radio Symphony Orchestra (K\u00F6ln)" . "WDR Symphony Orchestra and Chorus" . . . "Westdeutscher Rundfunk Sinfonie-Orchester" . . "WDR Radio Symphony Orchestra Cologne" . "WDR Symphony Orchestra Cologne" . "Principal Conductor, WDR Symphony Orchestra, Cologne" . . . "Radio-Symphonie-Orchester K\u00F6ln" . "WDR Symphony Orchestra Cologne" . "NWDR Symphony Orchestra" . "WDR Radio Orchestra of Cologne" . . . "K\u00F6lner Rundfunk-Sinfonie-Orchester" . "Symphony Orchestra of the Nordwestdeutscher Rundfunk" . "WDR Cologne" . . "WDR Radio Orchestra" . "choir and orchestra of the WDR" . . . . "1947" . "K\u00F6lner Rundfunk Sinfonie Orchester" . "Principal Conductors, WDR Symphony Orchestra Cologne" . "WDR Symphony Orchestra" . "Cologne" . . . "WDR" . .