Watch List notes:

John Comnenus-Ducas. As emperor of Thessalonica, 1237-1242. BI Aspron Trachy (22.5mm, 1.12 g, 6h). Series I (Large module). Thessalonica mint. The Theotokos enthroned facing, holding head of Holy Infant on lap / John standing facing, holding labarum and akakia. Dochev, Trnovo, Table XX, 5 and Pl. 7, 8; S. Bendall, "Notes on the Coinage in the name of John Comnenus-Ducas of Thessalonica (AD 1237-44)," in NC 162 (2002), Series I, Type 6; DOC –, but cf. 28; CLBC 14.18.1; LBC –; cf. SB 2214 (for type). Brown surfaces, flan ragged and perforated. VF. Extremely rare.