Wooden box containing 10 Halden scale rules (11th missing), with key
Category
Scientific instruments
Date
1900 - 2000
Materials
Wood
Collection
Alexander Keiller Museum, Wiltshire
NT 1731349
Summary
Keiller's personal equipment.
Scientific instruments
1900 - 2000
Wood
Alexander Keiller Museum, Wiltshire
NT 1731349
Keiller's personal equipment.