Related terms:
art or jewelry
fire assay
silversmiths
jewellery quarter
boulton and watt
elkington
matthew boulton
hallmarks
laser marking
muntz metal
birmingham's first
john baskerville
louisiana state museum
maker's
spinning machine
birmingham mint
branch mint
new orleans mint
soho manufactory
sheffield plate
silver plate
lucas industries
Wikipedia sources:
Assay office
Hallmark
Science and invention in Birmingham
Matthew Boulton
Jewellery Quarter
New Orleans Mint
Denver Mint
Metallurgical assay
Context for words:
assay
office
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