John Comnenus-Ducas, as emperor of Thessalonica, 1237-1242. Trachy (Billon, 26 mm, 2.41 g, 6 h), Thessalonica. O AΓIOC ΘEO St. Theodore standing facing, holding spear and shield; to left, lis. Rev. John standing facing, holding labarum and akakia, being crowned by St. Demetrius. DOC 15. SB 2200. Flan purposely flattened, otherwise, very fine.