This cap is published on the occasion of the exhibition "Napoleon" commemorating the bicentenary of Napoleon's death, Grande Halle de la Villette from 14 April 2021 to 19 September 2021. This cap is decorated with an embroidery inspired by the collar of the Legion of Honour of Marshal Louis-Alexandre Berthier, Prince of Neuchâtel and Wagram, after June 1806. Made by Martin-Guillaume Biennais. Gold and enamel. L. 114,5 cm; diameter of the cross 8,1 cm. Museum of the Legion of Honour and the Orders of Chivalry.