British and Irish Silver Assay Office marks, 1544-1968
Subtitle: with notes on gold markings, and marks on foreign imported silver and gold plate; old Sheffield plate markers' marks 1743-1860
By: compiled by Frederick Bradbury.
Edition: 12th ed.
Publisher: Northend
Published: 1968
Place of publication: Sheffield
Language: eng
Notes: Cover title: Guide to marks of origin on British and Irish silver plate...