Hartmut Hansen (1939-2021), 4 watercolors of the Berlin painter. He studied medicine in Halle from 1957-1966. At this time he also maintained contacts with the Burg Giebichenstein College of Design. From 1966 often in Ahrenshooptätig. Four watercolors: the Belvedere on the Pfingsberg in Potsdam, an architectural capriccio and two alpine landscapes, watercolors on paper, each signed and dated (19)80s and 90s, ca. 40 x 57 cm, behind passepartout 50 x 70 cm