Bradbury's book of hallmarks : a guide to marks of origin on English, Scottish and Irish silver, gold and platinum and on foreign imported silver and gold plate 1544-2010 : old Sheffield plate makers' marks 1743 to 1860 /
Bradbury, Frederick,1864-1949.
Great Britain.Sheffield Assay Office.
Sheffield : Sheffield Assay Office,
2004.
Previous ed.: 2002.
Includes bibliographical references and index.
Hallmarks.
Gold
Silver