Instrument
Category
Metalwork
Date
Unknown
Materials
Metal
Measurements
67 mm (Height); 13 mm (Diameter)
Collection
Tyntesfield, North Somerset
NT 12434.3
Summary
Instrument, use unknown - Silver coloured hollow metal cylinder with indented circular channels at either end. Base almost completely covered by metal plate at same level as channel outside. Top has angle measure in a comma shape marked in capitals A - H which retracts into cylinder.
Provenance
Purchased from the estate of the late Lord Wraxall with the assistance of the NHMF and donations from members and supporters.