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Conceptually similar
Smelting of copper, 1683.
AR917600 
Assayer testing samples of gold or silver using a balance, 1683.  Artist: Lazarus Ercker
AR923946 
Distillation of Nitric Acid, 1683.
AR925257 
Washing ore to extract gold, 1683.
AR917710 
Assayer testing samples of gold and silver, 1683.
AR922776 
Furnace for processes where protracted heat required, such as cementation, 1580.
AR925246 
Laboratory for refining gold and silver, showing typical laboratory equipment, 1683.
AR925262 
Production of saltpetre (nitre, potassium nitrate, or KN03), 1683.
AR925265 
Washing ore to extract gold, 1683.
AR925241 
Blast furnaces, 1683.
AR922768 
Checking the quality of saltpetre (nitre, potassium nitrate, or KN03), 1683.
AR925270 
Refining copper using the 'Hungarian' process, 1683.
AR922771 
Crystallization of saltpetre (nitre, potassium nitrate, or KN03), 1683.
AR925275 
Athanor or 'Slow Harry', a self-feeding furnace maintaining a constant temperature, 1683.
AR925255 
Athanor or 'Slow Harry', a self-feeding furnace maintaining a constant temperature, 1683.
AR925251 
Milling the edges of coins, Royal Mint, London, 1891.
AR923527 
Coining press at the Royal Mint, London, 1891.
AR923522 
Cutting coin blanks from metal strips, Royal Mint, London, 1897.
AR923530 
Smelting of ores (gold, silver, copper and lead), 1556.
AR922616 
Lead chamber for production of sulphuric acid, 1866.
AR925831 
Preparation of copper and silver to be alloyed for production of coins, 1683. 
Preparation of copper and silver to be alloyed for production of coins, 1683. Copper is melted (1) while an apprentice (9) soaks birch twigs in water. When the copper is poured onto the twigs it forms grains. It is then ready to be alloyed with silver being heated at (7). From a 1683 English edition of Beschreibung allerfurnemisten mineralischen Ertzt by Lazarus Ercker, first published in 1580. 
Unique Identifier AR924318 
Type Image 
Purpose Public 
Size 3641px × 4799px 
Photo Credit HIP / Art Resource, NY 
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Tags
16TH CENTURY
17th century
ALLOY
B&W
B/W
Black & White
Black and white
Chemistry
Coin
COINAGE
concept
Copper
Engraving
FINANCE
Industry
Labor
LAZARUS
Lazarus Ercker;Ercker
Male
Man
Manufacturing
Men
Metal
METAL INDUSTRY
METALLURGY
Money
Monochrome
Oxford Science Archive
People
Print Collector1
Science
SEVENTEENTH CENTURY
Silver
SIXTEENTH CENTURY
TRADE
WORKING