Bradford'S hydrostatic instrument for measuring the specific gravity and therefore the purity, of a coin
Sujet

Bradford'S hydrostatic instrument for measuring the specific gravity and therefore the purity, of a coin

Légende

Engraving depicting Bradford's hydrostatic instrument for measuring the specific gravity and therefore the purity, of a coin. Dated 18th Century

Date

18e siècle

Crédit

Photo12/Ann Ronan Picture Library

Notre référence

ARP23A16_030

Licence

Droits gérés

Format disponible

60,0Mo (3,8Mo) / 50,4cm x 29,9cm / 5947 x 3526 (300dpi)

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