Telescope (18th c.) produced by George Adams, former royal optical instruments manufacturer, consisting of two components:

  • holder on wood and copper alloy, probably brass, and
  • a tube in polychrome copper alloy and other elements too.

Acknowledgements: ex-National Museum of Science and Technology (Coimbra) ~ University of Coimbra

Before and after (telescope, detail)
Before and after (telescope, detail)
Before (telescope, detail)
After (telescope, detail)
Before
After