XIR202766 Facsimile copy of Ms 9786 fol.135 The Oath of Strasbourg, sworn by Charles the Bald (823-877) and Louis the German (c.804-876) 842 (pen & ink on paper) (b/w photo) by French School, (9th century); Bibliotheque Nationale, Paris, France; (add.info.: later Holy Roman Emperor Charles II; Louis king of the East Frank (817-77); alliance against their brother, Emperor Lothair; oldest known specimen of French and old German; result of this alliance was the Treaty of Verdun; (843) partition of Charlemagne\'s empire;); French, out of copyright.