Lens cover
Category
Scientific instruments
Date
Unknown
Materials
Metal
Measurements
15 mm (Width); 30 mm (Diameter)
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Tyntesfield, North Somerset
NT 33231.2
Summary
Metal circular lens cover with four slits. (Found in the Charlton Bathroom with NT33231.1).
Provenance
Purchased from the estate of the late Lord Wraxall with the assistance of the NHMF and donations from members and supporters.