Northumbrian Regency Sterling Silver Mustard Pothallmarked Newcastle, no date letter but ca. 1815, by John Robertson & John Walton, of barrel form with reeded banding, double scroll handle, and flat-hinged lid en suite with coquille billet, monogrammed "A"; together with an "Old English" mustard spoon hallmarked London, 1816-1817, by Naphtali Hart, monogrammed "W".pot h. 3-1/4", dia. 2-1/2"; spoon l. 4-5/8"; 4.61 total t. oz.Provenance: Bruce McCashin Collection.