Crusaders. Athens (Duchy). William de la Roche (1280-1287). BI Denier Tournois (17mm, 0.8g). Thebes, AD 1280-1287 or continuing into the Minority of Guy II de la Roche, AD 1287-1294. Cross pattée. R/ Château tournois with open circles at corners. Cf. CCS 84b; Metcalf, Crusades 1995, 1027-9. Very Rare.