Rulers and slide rules, c.1913-1995
File
Reference Code: GBR/1928/NRI/NRI2/8/20/2
Scope and Contents
These are:
1 large plastic Verulam ruler
1 large wooden ruler with inches only
1 small plastic Helix ruler
1 folding plastic Jakar slide rule in a case with card printed with geometry calculations
1 plastic Castell slide rule.
Dates
- Creation: c.1913-1995
Extent
5 object(s) : Wood and plastic.
Dimensions
30.3 x 4.3 x 1.5 cm and 33 x 3.3 x 0.2 cm.
Repository Details
Part of the Needham Research Institute Repository
Contact:
Needham Research Institute
8 Sylvester Road
Cambridge CB3 9AF United Kingdom
+441223 762157
Library@nri.cam.ac.uk
Needham Research Institute
8 Sylvester Road
Cambridge CB3 9AF United Kingdom
+441223 762157
Library@nri.cam.ac.uk