Sir Charles Wheatstone, English scientist and notable Victorian inventor (e.g. concertina and stereoscope) - A 1915 portrait. Also inventor of the 'Playfair cipher' encryption technique as well as making a large contribution to the development of telegraphy, optics,acoustics, spectroscopy. and the 'Polar Clock'

- Image ID: KK1YCD
Sir Charles Wheatstone, English scientist and notable Victorian inventor (e.g. concertina and stereoscope) - A 1915 portrait. Also inventor of the 'Playfair cipher' encryption technique as well as making a large contribution to the development of telegraphy, optics,acoustics, spectroscopy. and the 'Polar Clock'
Colin Waters / Alamy Stock Photo
Image ID: KK1YCD