Rare Maria Theresa thaler from 1766 from the mint in Günzburg.
Variety with the wreath ribbon facing left.
Obverse: crowned two-field coat of arms held by two Eagles
M THERESIA DGR IMP HU BO REG
Reverse: in a wreath AD / NORMAM / CONVENT / 1766
ARCHID AUST D BURG MARGR BURGOVIAE
Diameter 40 mm, weight 28.02 g