Ludwig Museum, Cologne
Suermondt-Ludwig Museum, Aachen
Museum of Modern Art Ludwig Foundation, Vienna
Basel Museum of Antiquities and the Ludwig Collection
Ludwig Museum Budapest, Museum of Contemporary Art
Ludwig Forum for International Art, Aachen
Ludwig Museum in the Deutschherrenhaus, Koblenz
Ludwig Museum of International Art in the China Art Gallery, Beijing
Ludwig Gallery in the Oberhausen Castle
Ludwig Collection in Bamberg
Ludwig House for Art Exhibition, Saarlouis
