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Royal Museums Greenwich



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Dr Crabtree's patent 'observatory' magnifier

Dr Crabtree's patent 'observatory' magnifierDr Crabtree's patent 'observatory' magnifier Loading

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Price: £15.00 Product code: 18159

A functional brass and glass domed 'observatory' magnifier. Believed by some to have been designed in 1804 by the legendary British inventor and polymath Joseph Crabtree.

  • Magnifies approximately 3x
  • Diameter: 5 cm
  • Height: 3 cm

 

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