Luminaries from Agatha Christie to Walter Gropius gravitated to London’s “Lawn Road Flats.” So too did a far less conspicuous cohort: assets for the USSR.

Subject to myriad interpretations over the last 150 years, William Morris’s Gothic-inspired home has been an enduring influence on Anglo-American architecture.

Though he dismissed Pop as “window dressing, advertising art,” many critics and artists of the 1960s claimed Magritte as the movement's greatest forebearer.