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trial case
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
Europe: United Kingdom, England
Early-Mid 20th c.
wood

Wooden trial case with hinged lid. (Opens from side). Metal clasp. Red silk lining to lid. Crude lift-out tray with capacity for 25 pairs of lenses. Contains 26 cylindrical lenses in white metal rims. Each lens marked with machine engraved powers.


1999.3912

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