Another name for Adelheid was Bonne Adelaide.
Adelheid married Charles Duke of Lower Lorraine, son of Louis IV d'Outre-Mer, King of the West Franks and Gerberga of Saxony, about 972. (Charles Duke of Lower Lorraine was born about 953 in <Laon, (Aisne), Picardy>, France, died on 21 May 992 in Kerker, Orléans, (Loiret), France and was buried in St. Servatius, Maastricht, (Limburg), Lower Lorraine/Lotharingia, (Netherlands).)
Weis, Frederick Lewis and Walter Lee Sheppard, Jr; William R. Beall and Kaleen E. Beall, eds, Ancestral Roots of Certain American Colonists Who Came to America before 1700 (8th ed. Baltimore: Genealogical Publishing Company, 2008.), Line 149-19 (Charles of Lorraine).