Stanhope circular demonstrators, late 18th century.
3 3 c m
40cm
actual image size: 32cm x 25cm

Stanhope circular demonstrators, late 18th century.

Whicher, Adrian

© Science Museum / Science & Society Picture Library

Description

The Stanhope demonstrator, invented by Charles, 3rd Earl Stanhope (1753-1816), can be used to draw the correct conclusions from logical propositions. This was probably the first attempt to solve logical problems by mechanical means.
 

Artist

 

Image Ref.

10302931
 

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