Dutch silver windmill cup - 19th century

the bowl engraved with foliage strapwork and two applied lion's head with drop rings, the stem cast as a windmill. The windmill cup owes its name to the windmill mounted on the goblet.The foot of the cup is in the form of a windmill and is designed so that it cannot be put down until its contents are emptied. Hallmarked with the marks in use in Netherlands after 1814 and with unidentified pseudo 17th century dutch marks.
Height x base diameter: 22 x 6.2 cm. Weight: 226 g.
Item condition grading: **** good.