Title: Karl Ernst und Gertrud Osthaus
Subjects: Museum directors, Art, Biography, Collectors and collecting, Modernism (Art), History, Directeurs de musée, Biographies, Collectionneurs et collections, Modernisme (Art), Histoire, Folkwang Museum (Hagen, Germany), Museum Folkwang Essen
Places: Germany, Allemagne
People: Karl Ernst Osthaus (1874-1921), Gertrud Osthaus
Time periods: 20th century, 20e siècle