FLO4674131: Pierre Mauclerc de Dreux (Pierre I de Bretagne, then Pierre de Braine, 1187-1250) or Peter I, Duke of Brittany, 13th century. He wears a full suit of chainmail, sleeveless tunic, spurs, belt and sword. He was the first duke of Burgundy to show his blazon (coat of arms) on his escutcheon (his father's checkered silver and blue field, quarter ermine). Handcoloured copperplate drawn and engraved by Leopold Massard from “” French Costumes from KingClovis to Our Days,”” Massard, Mifliez, Paris, 1834., Massard, Leopold (1812-1889) / Bridgeman Images