Karl Wilhelm Diefenbach

Portrait of the composer Richard Wagner, c. 1913 Karl Wilhelm Diefenbach

Portrait of Karl Theodor von Dalberg,, 1811 Anonymous

Karl Lagerfeld Daisy de Villeneuve

Brigitte Helm and Karl Ludwig Diehl, German film actors Anonymous

Kaiser Wilhelm II c.1902 Emmanuel Poire Caran D'Ache

Count Christian Gustav Wilhelm Leontinus zu Sayn-Wittgenstein-Sayn Anonymous

The studio of Karl von Piloty Anonymous

Portrait of Karl Marx, 1857 French School

Portrait of the Artist's Son, Karl, 1817 Karl Friedrich Schinkel

Wilhelms Carousel (Poster), 1914 Kasimir Severinovich Malevich

Portrait of the Adjutant General Karl Karlovich Merder, 1820s Anonymous

Kaiser Wilhelm I, 1888 Franz Seraph von Lenbach

Portrait of Karl Friedrich Schinkel, c.1880 Karl Schmidt

Portrait of the composer Carl Ditters von Dittersdorf, c. 1800 Anonymous

Portrait of Hermann Carl von Keyserlingk, Mid of the 18th century Michael Christoph Hagelgans

Carl Maria von Weber at Covent Garden Theatre Leading his Celebrated Opera of 'Der Freischutz', 1826 George Hayter

Sisters on the Beach, 1871 Anton Heinrich Dieffenbach

Young Düsseldorf. Group portrait of the painters Karl Friedrich Lessing, Carl Ferdinand Sohn and Theodor Hildebrandt, 1839 Julius Huebner

Caroline Freifrau von Gumppenberg-Pöttmes, née Freiin von Bayrstorff, 1856 Anonymous

Wilhelm Maybach, German inventor and motor car designer Unknown

Mayfair coachman, London J Harris

Karl Schwarz Lovis Corinth

Kaiser Wilhelm II of Germany during Military Manoeuvres Anonymous

The Kaiser Wilhelm English School

Stock-im-Eisen-Platz, with St. Stephan's Cathedral in the background Karl von Schutz

Kaiser Wilhelm II of Germany Lafayette Portrait Studios

Karl Alexander of Bismarck German School