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Dublin Core
Title
Optometrist's Datum Rule
Description
For measuring spectacle frames, etc., showing pupillary distances, heights, projections and calibres.
Constructed of white celluloid.
Constructed of white celluloid.
Date
1930-1960
Identifier
2007/2.5
Physical Object Item Type Metadata
Physical Dimensions
20.5x8cm
Materials
Celluloid