MusEYEum Online Catalogue

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Bridge width rule
MANUFACTURING AND DISPENSING EQUIPMENT
rule
Europe: United Kingdom
20th c.
plastic
overall: 94 x 26 mm

Unusually shaped white plastic measure with tapering curving face for measurement of bridge width / distance between lenses (scale 10-25 mm).


2007.217

Bequest of Mr D. W. A. Mitchell FCOptom, 2007



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