gauge; glass diameter

Description
Glass diameter gauge in the form of a wooden ruler with a handle formed from one end, pierced for suspension. Brass binding. The two brass blocks are riveted to each other through the wood forming protruding ledges upon which to set the watch glass.
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Object Detail


Department
Signature & date
engraving:front & back:[scale from 0 to 45 in units of 5]
Measurement type, part and reading
Dimensions:0 - Whole:L 13.9cm (L 5 1/2")
Dimensions:0 - Whole:W 2.2cm (W 7/8")
Accession number
1984-002-013

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