August Walla (1936-2001) Dr. Navreatil & Dr. Starlbaeur, circa 1983 Oil on canvas Signed lower left Titled in the centre 198 × 150 cm Provenance : - Galerie Ritsch-Fisch, Paris - Acquired from the latter by the current owner Exhibitions : - Basel, Kunsthaus St. Alban, "Outsiders, an exhibition of Art Brut", 1988, reproduced in the exhibition catalogue - Grignan, Espace d'Art François-Auguste Ducros, "Je collectionne", 19 May - 13 September 2009 - Paris, Fondation Antoine de Galbert, la maison rouge, "Le mur, collection Antoine de Galbert" 14 June - 21 September 2014, reproduced in the exhibition catalogue - Erstein, Musée Würth, "Art Brut, un dialogue singulier avec la collection Würth", 9 October 2022 - 21 May 2023, reproduced in the exhibition catalogue - Lyon, MAC, Musée d'Art Contemporain, "Désordres, Extrait de la collection Antoine de Galbert", 8 March - 7 July 2024, reproduced in the exhibition catalogue