Concept

Gearing

Images

  • Clocks: details of a dividing engine for setting out gearwheels. Engraving by Prevost [after G. d'Heuland].
  • Clocks: various pocket watches, and details of their mechanisms. Engraving c.1861.
  • Clocks: an escapement mechanism. Engraving by W. Kelsall after J. Clement.
  • Engineering: a large double-chamber steam engine. Coloured drawing.
  • Engineering: a large cogwheel, front and side elevations. Coloured drawing, 1875.
  • Astronomy: a mechanism for a model of planetary motion. Engraving by W. Kelsall after J. Clement.
  • Engineering: a large double-chamber steam engine, with a flywheel. Coloured drawing.
  • Engineering: a large double-chamber steam engine, with a flywheel. Coloured drawing.
  • Clocks: details of a dividing engine for setting out gearwheels. Engraving by Prevost after L.J. Goussier.
  • Engineering: large cogs meshing together, and diagrams of epicycloid curves. Colour lithograph by Stanislas Petit, ca. 1905.

Catalogue