Refining posters & prints

Rock Salt: Refining salt, Northwich, Cheshire, England, c19th century Unknown

Laboratory for refining gold and silver, showing typical laboratory equipment, 1683 Unknown

Refining Oil, c.1910 Charles Webster Hawthorne

Stamp for breaking copper cupellation cakes for further refining, 1556 Unknown

The International Exhibition: Sugar-Refining Apparatus, 1862, Messrs. Caile And Co. Of Paris Anonymous

Refining saltpetre French School

Silver mine of La Croix-aux-Mines, Lorraine, fol.22v and fol.23r, foundry and refining, c.1530 Heinrich Gross or Groff

Venetian Wax Refinery Jan van Grevenbroeck

Fashionable Refinities Valentine Thomas Garland

Solitary Refinement, 2014 David Arsenault

Lead smelting, 1556 Unknown

Smelting of ores (gold, silver, copper and lead), 1556 Unknown

Oil Series: Oil Refinery Anonymous

Separating lead from silver or gold in a cupellation furnace, 1556 Unknown

Making maple syrup in the good old fashioned way, c.1906 Detroit Publishing Co.

Stamping and roasting ore to extract metal, 1556 Unknown

Illus. Of Oil Refinery, 1865 Anonymous

Sugar making at the Counterslip refinery, Bristol WB Murray

Grinding and polishing plate glass Anonymous

Smelting of ores Anonymous

Clarifying sugar cane juce, Annam, Vietnam Anonymous

The Cathedral, Marston Salt Mine, Northwich, Cheshire, England, 19th century Unknown

Halstead & Co. Beef & Pork Packers, Lard Refiners & Co. Anonymous

Athanor or Slow Harry, a self-feeding furnace maintaining a constant temperature, 1683 Unknown

Blast furnace for smelting iron ore, 1556 Unknown

J. Gillray: A Proof of the Refined Feelings of an Amiable Character, Lately a Candidate for an Ancient City (York).... Anonymous

Grinding and purifying clay William Rowe

Now, Then, Are These Young Ladies Ready? Engraving 1890 Anonymous

Burning Oil Refinery Anonymous

Athanor or Slow Harry, a self-feeding furnace maintaining a constant temperature, 1683 Unknown

Texaco Refinery Anonymous

Abadan Oil Refinery Anonymous

The Purifying Pot of the Jacobins, 1793 Benoit Louis Henriquez

Children on their way to Finch Street Cleansing Station, Stepney, London, 1911 Unknown

Texaco Oil Refinery Anonymous

Oil Refinery at Curacao Anonymous