Smith and Dolier's 'arithmetical scales', late 19th century.
- maker:
- Smith and Dolier
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Science Museum Group Collection
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Set of arithmetical scales by Smith and Dolier
Set of 'arithmetical scales' for simple subtraction by Smith and Dolier, late 19th century. These 'scales' were used to set many different sums in addition and subtraction. Pupils in a class would probably have used slates to do the sums.
Details
- Category:
- Mathematics
- Object Number:
- 1995-1615
- Materials:
- boxwood and mahogany (wood)
- Measurements:
-
scale (each): 285 mm x 7 mm (diameter)
box: 25 mm x 123 mm x 297 mm, 0.56 kg
- type:
- educational aid
- credit:
- Sotheby's (New Bond St.)
