Couldsell wooden scale bar
Couldsell wooden scale bar - protractor
Obtained from the UK
This was part of a larger drawing set and shows various scales as well as a protractor and transversal scale. This makes it a small but very complete instrument. The instrument number is 19138 and is is stamped 1918.
couldsell scale
Data sheet
- Year
- 1916
- Material
- Wood
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Couldsell wooden scale bar - protractor
Obtained from the UK