XJF437978 Advertisment for Pears Soap, \'The Formula of British Conquest, Pears Soap in the Soudan\', 1884 (litho) by English School, (19th century); Private Collection; (add.info.: Pears soap was a pioneer in advertising and ran a series of imperialistic campaigns through the 1880-90s; This was published at the time of the Anglo-Sudan war; \'Pears soap is the best\';); English, out of copyright.