Karl Marx | Karl Pilkington | Karl Lagerfeld | Karl G. Heider | Karl Rove | Karl Pearson | Karl May | Karl Liebknecht | Karl Friedrich Schinkel | Karl Dönitz | Karl Jenkins | Karl Stefanovic | Karl Bodmer | Karl Wilhelm Friedrich Schlegel | Karl Malone | Karl Wolf | Karl Valentin | Karl Popper | Karl Malden | Karl Kesel | Karl Barth | Karl Richard Lepsius | Karl Philipp von Wrede | Karl Kautsky | Karl Johans gate | Karl-Heinz Kämmerling | Karl | Karl Weierstrass | Karl Story | Karl Scheel |
His theories were widely influential for many practiticians, like Karl Henrici and Theodor Fischer.
Their development originated in the work of architects and urban designers such as Karl Henrici, Josef Stübben and Fritz Schumacher as well as former Cologne mayors Hermann Heinrich Becker and Konrad Adenauer.