This circular dividing engine fits on a table. It has an iron, T-shaped base with three holes for attaching the engine to a base. A mechanism with lever handle and tracer arm, a microscope on a ...
This dividing engine came to the Smithsonian from the Museum of Science and Industry in Chicago in 1966. According to a letter in the accession file, dated April 22, 1930, it came to the Museum of ...
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