The round antique pewter salt on a domed base.
Literature:
Cotterel – Old Pewter. Its Makers and Marks Page 131 Plate LXIII, m
England,

Circa 1780
Height: 3,8 cm. (1,5 inches.)
Diam base.: 5,5 cm. (2,2 inches.)
Weight: 85 grams.