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Image
Has Image
2
Non-Commercial Use
2
Category
Optics
2
Maker
Barr and Stroud Limited
1
Object type
component - object
2
roof prism
2
roof prism; component - object
2
Place
Europe
1
Glasgow
1
Glasgow, Scotland, United Kingdom
1
Material
glass
2
cork
1
Date
From
To
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'Roof' type glass prism from artillery range-finder
1930-1950
'Monobloc' type glass erecting prism
1930-1950