Brass rule

Brass rule for measuring between internal faces from 6 1/2 to

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Brass rule for measuring between internal faces from 6 1/2 to
Science Museum Group
© The Board of Trustees of the Science Museum

Brass rule for measuring between internal faces from 6 1/2" to 12"and externally to 6"; date not known.

Details

Category:
Industrial Metrology
Object Number:
1979-471
Materials:
brass
Measurements:
overall: .4 x 17.5 x 1.5 cm
type:
measuring rule
credit:
Ballard, A.H.