Watch List notes:

Literatur Münzen Severin, H.M.,The Silver Coinage of Imperial Russia 1682 to 1917. Basel 1965. 276 S., 48 Tf. Ganzleinen, etw. fleckig.II
Literature - Numismatics Severin, H. M., The Silver Coinage of imperial Russia 1682 to 1917. Basle 1965.276 S., 48 Tf. Complete linen, a little blotched. II;