Parker's Prestometer Tablet, mid 19th century

'Parker's Prestometer Tablet', c 1860.
Calculating Rule 'Parker's Prestometer Tablet', c.1860 by Isaac Aston, London. One side of the rule is inscribed with multiplication tables involving halves.the other side has more complicated scales involving areas and volumes.
 
Currently on display in:
Mathematics
Year made :
mid 19th century
Inventory number :
1999-685
 

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  • 'Parker's Prestometer Tablet', c 1860.
  • Parker's Prestometer Tablet', c 1860.

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