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History of Science Museum

Photographic Ground Glass Screen for Focussing, c. 1930

Inventory Number 42987


Acknowledgement: © History of Science Museum, University of Oxford, inv.42987

Item type
Object
Physical material
Glass
Pigment
Dimensions
Height: 294mm Width: 242mm Depth: 7mm Weight: 1.4kg
Inventory No
42987
Accession Number
1966-73

Description

Thick rectangular

glass pane with a grid and a scale engraved on the surface.