Watch List notes:

RUSSIA, Empire. Anna Ioannovna. 1730-1740. CU Polushka (21mm, 4.36 g, 2h). Krasny (Moscow) mint. Dated 1737. Crowned double-headed imperial eagle facing with wings displayed, holding scepter and orb; crown above / ПОЛУ/ШКА and date in three lines; all within ornate frame supported by laurels and palm fronds; above, large rosette. Edge: /////. Diakov 1-4; Bitkin 323; Uzdenikov 2501; Brekke 21. Near EF, red-brown surfaces.