A key to the modern sliding-rule Containing the description, and exlpanation [sic] of the various purposes, of that valuable instrument, ... By the Rev. W. Flower - Flower, William (printed for the author; and sold by G. Kearsly; B. White; J. Bennet, mathematical instrument maker; and G. Moore, 1768)
English Short Title Catalog, T113342
Reproduction of original from British Library