Engineering: large cogs meshing together, and diagrams of epicycloid curves. Coloured lithograph, 1905, by Stanislas Petit.

Date:
1905
Reference:
46090i

Licence: Public Domain Mark

Credit: Engineering: large cogs meshing together, and diagrams of epicycloid curves. Coloured lithograph, 1905, by Stanislas Petit. Wellcome Collection. Source: Wellcome Collection.

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