Untitled
Category
Ivory and bone
Date
Unknown
Materials
Ivory.
Measurements
29 mm (Width) x 2 mm (Depth); 309 mm (Length)
Collection
Tyntesfield, North Somerset
NT 10589.15
Summary
Ivory rule.
Full description
Ivory rule - some form of calculator.
Provenance
Purchase from the estate of the late Lord Wraxall with the assistance of the NHMF and donations from members and supporters.