Tube
Category
Glass
Date
Unknown
Materials
Glass
Measurements
460 mm (Length)45 mm (Diameter)
Collection
Cragside, Northumberland
NT 1226106.1
Summary
Clear glass tube with thick walls and outer coating of dark yellow varnish, possibly used for experiments with electricity.
Provenance
Armstrong collection. Transferred by the Treasury to The National Trust in 1977 via the National Land Fund, aided by 3rd Baron Armstrong of Bamburgh and Cragside (1919 - 1987).