A George V sterling silver mustard pot by Goldsmiths & Silversmiths, hallmarked London 1919. Oval shaped with pierced side, gadroon border, pierced shell thumb piece and loop handle, with a cobalt-blue glass liner* and matched salt spoon.  4" (10.2cm) across, 4.1 troy oz (128g) weighable.

*the liner is later, and fits a little loose.