Two situations in different epochs: 1) the collection of dr. Vincent Kramář after 1948 as a source of knowledge of French modern art for contemporary Czech artists and for Czech historians and art critics, as well as a source of inspiration for poets and writers in the closed space of the totalitarian reality of the communist state. 2) the collection of the Bishop of Olomouc-Prince Charles of Lichtenstein-Castelcorno in an open Baroque society after the Thirty Years' War as a source of inspiration for artists of Central Europe, aristocratic collectors and the Baroque cultural public.