<Li> Farina gegenüber--eau de Cologne to Napoleon I (1811) and to Napoleon III (1867) </Li> <Li> Debauve & Gallais--chocolates to Louis XVIII (1819) </Li> <Li> Guerlain--eau de Cologne to Napoleon III (1868) </Li> <P> Purveyors to the Italian Royal Family: </P>

What does the royal crest on food mean