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file U (Stack)Master Rule Makers of London
Directions for Using the Engineer's Sliding Rule; with a Description of the Several Lines upon it, and Directions how to find any Number thereon; together with The Application of these Lines to Multiplication Division, the Rule of Three, etc. etc. ...
London: the Master Rule Makers of London, 1840. Printed by T. Beale; ?first edition.
[Unknown]
1840