Benjamin Blakely (probably)Maker name
Undated
oval
Seen on objects dated 1729.
silver
Grimwade Grimwade, Arthur - London Goldsmiths, 1697-1837: Their Marks and Lives, Faber & Faber, 1990 's illustrations of Blakely's marks show one with rectangular corners (registered Jun 1720) and one in an apparently punch (registered c1738-1739)