INVITATION TO THE CHRISTENING OF THE KING OF ROME On bistre paper printed "dans la croisée côté droit". Stamp of the grand master of ceremonies "Ségur". "You enter through the side door, to the right of the main portal, and cross the aisle to the crossing. 9.8 x 7.4 cm B.E. Origin : Former Napoleonic collection of the Prince's Palace of Monaco (2nd sale, lot 118) An invitation card for the King's of Rome christening Commentary: The christening of the heir to the throne took place with great pomp on 9 June 1811 at 7pm in Notre-Dame de Paris.