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Image
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2
Non-Commercial Use
2
Category
Mathematics
1
Ophthalmology
1
Collection
Sir Henry Wellcome's Museum Collection
1
Object type
optical puzzle
2
model - representation
1
model - representation; optical puzzle
1
Maker
Lionel Sharples Penrose
1
Penrose, Roger; Penrose, Lionel Sharples
1
Roger Penrose
1
Place of origin
England
1
England, United Kingdom
1
Europe
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First models of the 'impossible triangle' and 'impossible staircase'
1955-1959
Optical illusion, Europe, 1850-1900
1850-1900