Carton d'invitation signé par Hans Hartung à l'inauguration de la rétrospective de ses oeuvres au musée de l'abbaye de Sainte-Croix des Sables-d'Olonne

Invitation card for the inauguration of the retrospective of the works of Hans Hartung, which he produced between 1922 and 1978, at the Sainte-Croix abbey museum in the city of Sables-d'Olonne on June 24 1978.
Beautiful illustrated copy.
Handwritten signature of Hans Hartung accompanying that of his wife Anna-Eva Bergman who added a handwritten precision concerning the exhibition.