An antique cabinet photo with an autograph depicting a portrait of Karl Marx. Karl Marx, 1818 to 1883, was a German-born philosopher, political economist, historian, sociologist, humanist, and founder of Communism. Inscribed, Karl Marx, London, and dated, 1880, lower left. Marked in the print, Cabinet Photo, lower to the center. Framed. Antique and Vintage European Portraits of Philosophers, Graphic Art Prints, and Collectibles.