Olga Lehmann: A Pioneer of British Portraiture and Mural Art Olga Lehmann (1912-2001) stands as a remarkable figure in 20th-century British art, blending Chilean heritage with an unwavering dedication to artistic exploration. Born in Catemú, Chile, to Mary Grisel lehmann (née Bissett), a Scottish educator, and Andrew William lehmann, a mining engineer of German descent, Lehmann’s upbringing instilled in her a rich cultural tapestry th…