MARGUERITE D'ANGOULÊME (1492-1549) Queen of Navarre, nicknamed the Marguerite of the Daisies; sister of François I, wife (1509) of Charles IV of Alençon (1489-1525), then in 1527 of Henri d'Albret, King of Navarre (1503-1555); woman of letters, she is the author of the Heptaméron. L.A.S. "Marguerite", [circa 1540], to Claude de Lorraine, Duke of Guise; 1 page in-4, address on the back "To my cousin Monseigneur de Guyse" (angle torn without touching the text; engraved portrait attached). Beautiful and rare letter, talking about King Francis I his brother, her nephew the future Henry II, and her husband the King of Navarre. She wants to say to her "cousin and good brother [...] the grant contantement that the King has of the service that you do to him". She promises him "that the praise you give to Mons. his son will return to you so that if God continues your happy fortune I am not less happy to have confirmed this love of the King and his son to you and your house by perpetual obligation that they of all the conquests he could make ... The King of Navarre asks you to hold hands so that the Germans can leave on the basis of which is based his hope of service he hopes to make to the King. You know how much he loves you"...