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Waste-heat auxiliary engine of 100 horse power at the Technical High-School, Charlottenburg, Prussia. Vaporizer and condenser. Berlin electrical power station. Vaporized sulphur dioxide gas being used expansively in a separate cylinder.
Source: Steve Kirch, collector, and creator of a great website about SCIENTIFIC AMERICAN in the past
Restoration by: magscanner
- Created on
- Saturday 27 February 2010
- Posted on
- Saturday 27 February 2010
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- 1571