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Oblique and Dark-ground Illuminators in Tin, English, Late 19th Century

preview image for Oblique and Dark-ground Illuminators in Tin, English, Late 19th Century
Inventory Number: 12548
Object Type:
Place Created: England United Kingdom Europe
Brief Description: Three illuminators, two of glass and brass and one of glass only with a dark spot. Stored in a D. & H. O. Wills "Three Castles" cigarettes tin.
Primary Inscriptions: [Label in tin in ink] "Oblique and dark-ground illuminators:/ Wenham's disk illumr/ do. Reflex (immersion) do./ Immersion paraboloid" [in same style of writing as inv. no. 15353].
Provenance: Not ascertained.
Collection Group:
Material(s): Brass and glass
Dimensions:
Height Width Depth Diameter Unit
80 69 mm

There are no associated narratives.

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