Three-Sided Rule

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Science Museum Group Collection
© The Board of Trustees of the Science Museum

Three-Sided Rule
Science Museum Group
© The Board of Trustees of the Science Musuem

Three-sided rule, made by Darling, Brown & Sharpe.

Details

Category:
Mathematics
Object Number:
Y1998.47.2
type:
ruler
taxonomy:
  • measuring device
credit:
Gift of Robert W. Anderson