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Henry's Royal Patent Gauge

Advertisement for Henry's Royal Patent Gauge which was used to detect counterfeit guineas. By Woolley and Heming, Hardwaremen, No. 137 Cheapside, London.;

Henry's Royal Patent Gauge

Object Number:
HH:1997.39

Institution:
NMI

Date:
17701820

Creator:

Place of production:
London (England)

Collections:

Historical Collection

Subjects:

Trade and Commercial, 18th century