Further details in the page Often the maker's mark was accompanied by an "S" standing for Sheffield not to be confused with the "S" standing for Son or Sons.
In most cases was accompanied by the initials B.
Much of its production was exported, especially to the United States.
Silver plate or electroplate is formed when a thin layer of pure or sterling silver is deposited electrolytically on the surface of a base metal.
Brugnatelli used his colleague Alessandro Volta's invention of five years earlier, the voltaic pile, to facilitate the first electrodeposition.