X-ray photograph of the hand of William Thomson sickness and becoming a mentor to

and becoming a mentor to Alain Prost

'Catching an elephant'

'What we Ought to do in China'

Figures can be seen in the background harvesting the crop

The Ffestiniog Railway is the oldest independent railway company in the World - being founded by an Act of Parliament in 1832

X-ray photograph of the hand of William Thomson sickness and becoming a mentor toX ray image of Lord Kelvin's left hand showing its bones and a faint outline of the soft tissue of his fingers, darkening towards his hand and wrist. A signet ring with an inset stone is visible on the little finger. Signed and dated on the print, below the thumb: 'Kelvin R. S. May 6 96'. Inscribed in pencil verso: 'Taken by A. A. Campbell Swinton at the Royal Society's Soiree held on 6 May 1896.' William Thomson, Baron Kelvin of Largs, was President