POTTER (John). A System of Practical Mathematics: Containing vulgar and decimal fractions; the extraction of the square and cube roots; multiplication of feet, inches, and parts; the mensuration of superficies and solids, and all sorts of artificers work. Plain geometry and trigonometry, with their application, with their application in measuring the altitude of objects and distance of places; surveying; spherical geometry and trigonometry; astronomy, and dialling. With a plain account of the Gregorian or new style, settled by act of Parliament; the method of finding the epact, moon's age, tides, &c1753

London: Printed for the Author, First edition, 8vo (200 x 125 mm), [10], viii, 395, [137, tables]pp., with an initial advert leaf, one folding table and 68 leaves of tables at the end, mathematical diagrams within the text, some minor worming to lower blank margin, cont. calf, rubbed, upper joint cracked, head of spine chipped, leather spine label lettered in gilt. Wallis, p.402; Taylor, 522; ESTC locates 2 copies in the British Isles (BL and Hull Library) and 4 copies in North America (American Philosophical Society, University of California, University of Michigan and University of Virginia.