"Exton, David"

 
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'Imposible staircase', 1950s.
'Imposible staircase', 1950s.
Figure wheel and drawing by Charles Babbage, 19th century.
Figure wheel and drawing by Charles Babbage, 19th century.
'Imposible triangle', c 1954.
'Imposible triangle', c 1954.
Figure wheel and drawing by Charles Babbage, 19th century.
Figure wheel and drawing by Charles Babbage, 19th century.
'Imposible staircase', 1950s.
'Imposible staircase', 1950s.
'Imposible triangle', c 1954.
'Imposible triangle', c 1954.
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6 images in total
 
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