Electric telegraph, 18th October 1838.

Farey, John

Electric telegraph, 18th October 1838.
3 1 c m
40cm
actual image size: 32cm x 23cm

Description

One of six line drawings with colour wash by J Farey, of William Fothergill Cook's (1806-1879) specification for 'Improvements in giving signals and sounding alarums at distant places by means of Electric Currents transmitted through metallic Circuits'. This is Sheet A of the Second English specification. The patent was sealed 18 April 1838.

Image Details

Artist
 
Image Ref.
 
10317767

© Science Museum / Science & Society Picture Library

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