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Technology: James Watt's Pumping Engine.  Showing the separate condenser to the left below the main cylinder. The vacuum pump is the cylinder to the left of the condenser, which is immersed in water to keep it cool.  Reference only.
Technology: James Watt's Pumping Engine. Showing the separate condenser to the left below the main cylinder. The vacuum pump is the cylinder to the left of the condenser, which is immersed in water to keep it cool. Reference only.
Filename: IndRev224.jpg
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