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Trial case
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
Arnold & Sons
Europe: United Kingdom, England, London
Early 20th c.
wood; brass; silk; glass; ivorine
overall: 70 mm x 380 mm x 315 mm
2023.480
TRIAL CASES, FRAMES AND REFRACTOR HEADS
trial case
Arnold & Sons
Europe: United Kingdom, England, London
Early 20th c.
wood; brass; silk; glass; ivorine
overall: 70 mm x 380 mm x 315 mm
Wooden trial case with hinged and recessed lid, brass hinges, keyhole with shaped escutcheon and two revolving clasps. Two ivorine manufacturer's plates on inner wooden rim and a brass plaque (blank) on outer surface of lid. Blue silk lining to lid. Fixed lens rack containing 93 from an original 100 rimless spherical lenses. Also twelve rimless prismatic lenses, six rimless coloured glass filters and a metal occluder. Together with a trial frame, ophthalmoscpe and three pairs of spectacles, listed separately.
2023.480
Transferred from the Economic Botany Collections, Royal Botanic Gardens Kew, 2023 (Ex Chelsea College School of Pharmacy)