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trial case / two trial frames
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
1894
wood; metal; rolled gold; glass; silk

1) Dark wooden trial case with hinged lid and two different clasps. (one hinge broken). Purple silk lining to lid (faded at one end). Fixed lens rack in light-coloured wood, containing 43 white metal-framed lenses and 43 rolled gold-framed lenses (comprising 25 spherical pairs and 18 cylindrical pairs). 2) Trial frame of steel with straight sides, half eyes and metal scales. 3) Trial frame of steel with gold-filled sides with oval loops at ends. Full round eyes with white scales. Adjustable brow bar and nose rest. Inscribed. 19th c. (5 November 1894).


1999.2696

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