Double folding boxwood yard rule

Made:
1900-1920 in Birmingham
Double folding boxwood yard rule

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Double folding boxwood yard rule
Science Museum Group
© The Board of Trustees of the Science Museum

Double folding boxwood yard rule, with inch scale and metric subdivions on the reverse, by I. & D. Smallwood, Birmingham, unsigned.

Details

Category:
Weighing & Measuring
Object Number:
1999-947
Materials:
boxwood, brass and complete
Measurements:
overall (closed): 8 x 238 x 28 mm
type:
folding rule
credit:
I. and D. Smallwood Limited