Olle Baertling

Theodor "Teto" Ahrenberg was a Swedish businessman and collector. His extensive collection featured works by artists such as Pablo Picasso, Henri Matisse, Marc Chagall, Le Corbusier, Olle Bærtling, Sam Francis, Mark Tobey, Christo, Lucio Fontana, Tadeusz Kantor, Enrico Baj, Jean Tinguely, and Niki de Saint Phalle. Key works in the collection included the two versions of Matisse's Apollo (1953), Picasso's Nude in a rocking chair (1956) and Chagall's Les mariés sous le baldaquin (1949).