A Set of Six George III Silver Soup Plates, Paul Storr, London, 1809

shaped ribbon-tied reeded rims with grapevine at intervals, engraved with slightly later arms and crests, one later mounted on a pedestal foot

The arms are those of Curzon-Howe probably for Richard William Penn (1821-1870), 1st Earl Howe, created 1821, married in 1820 Harriet Georgiana, second daughter of Robert, 6th Earl of Cardigan, who died in 1836.  He married secondly in 1845 Anne, second daughter of Admiral Sir John Gore. 

as noted re later foot, good condition
In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective qualified opinion.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING CONDITION OF A LOT, ALL LOTS ARE OFFERED AND SOLD "AS IS" IN ACCORDANCE WITH THE CONDITIONS OF SALE PRINTED IN THE CATALOGUE.