Thornton 12-Inch Rule

Thornton 12-Inch Rule 12-inch rule, made by A. G. Thornton Ltd, Manchester, c

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Thornton 12-Inch Rule
Science Museum Group
© The Board of Trustees of the Science Musuem

12-inch rule, made by A. G. Thornton Ltd, Manchester, c
Science Museum Group Collection
© The Board of Trustees of the Science Museum

12-inch rule, made by A. G. Thornton Ltd, Manchester, and used by an architect.

Details

Category:
Mathematics
Object Number:
Y2005.95.3
Materials:
wood (unidentified)
Measurements:
overall: 3 mm x 318 mm x 33 mm,
type:
ruler
credit:
Gift of Brian Michael