Computing scale by B.J. Hall & Co.
£240
Circa
1900
Country of manufacture
UK and Ireland
Description
There are seven thin boxwood scale rules, the scales being for:
1 chain.
2 chains.
3 chains.
4 chains.
5 chains.
6 chains.
1/2500 chains.
6 ins = 1 mile chains. The scales also showing rulings for ‘acres’.
Very nice condition but noting a small hair line crack to the end of one.
