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Distillation of Nitric Acid, 1683. Also known as Aqua Fortis or Parting Acid, nitric acid was widely used in the refining and assaying of metals
Athanor or Slow Harry, a self-feeding furnace maintaining a constant temperature, 1683. Centre: 1) Athanor or Slow Harry ; 2) side chambers containing reagents; 3) glass receivers
Distillation of nitric acid (Aqua fortis or parting acid) in an iron man with two noses, 1689. From Philio-Chemico-Medicus by Christopher Packe (1689)