Watch List notes:

WORLD COINS. THE QUENTIN ARCHER COLLECTION OF RUSSIAN MEDIEVAL COINS. PRINCIPALITY OF MOZHAISK. Andrei Dmitrievich (1400-1432), Denga, man standing, facing left, holding pouch on left and sword on right, backwards E behind, rev quadruped left, facing, with elaborate border (O 838). Very fine and very rare.
ex W Fuchs collection, Sotheby's, 24 April 1997, lot 220
attributed by Oreshnikov to Rostov but by Fedorov-Davydov (1981) to Mozhaisk

Estimate: £400-500