Watch List notes:

AUSTRIA, Holy Roman Empire. Archduchy of Austria. Maria Theresia. Empress, 1740-1780. AR 20 Kreuzer (28mm, 6.63 g, 12h). Wien (Vienna) mint. Dated 1769 IC SK. Veiled and draped bust right, wearing stephane, within wreath of palm frond and olive branch / Crowned double-headed eagle facing, with crowned coat-of-arms on breast, set on plinth flanked by olive branch and palm frond. KM 1814. Iridescent toning, adjustment marks on reverse, traces of underlying luster. EF.

Ex Downie-Leczyk 77 (11 September 1987), lot 302.