{ref. Encyclopaedia Britannica, 1956 Edition, 5:214 & 3:738:} Theobald took the title of Count about 940 and founded the House of Blois. His nickname means "the Cheat." "Ancestral Roots..." (Balt., 1992) 49-19 states he d. 978.

Count of Chartres, Rennes, Chateaudun; Vicomte de Tours; Herr zu Chinon, Samur, Beaugency.

References: [AR7],[Weis1],[MRL],[ES],[RFC],[WallopFH]