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Image
Has Image
2
Non-Commercial Use
2
Category
Ophthalmology
2
Maker
Lever Brothers
1
Lever Brothers (maker)
1
Object type
optical rules
2
Place
London
1
London, Greater London, England, United Kingdom
1
Material
plastic
2
Date
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The "Kostules" rule
1950-1970
Optical rule, plastic, probably British, 1950-1970
1950-1970
