The trader's pocket companion [electronic resource] : containing, correct tables, ready calculated, of universal use to merchants, shopkeepers, mechanicks, and to all other persons in any kind of business, viz. A Table calculated to shew, at one View, the Value of any Quantity of Goods, Wares, or Merchandise, at any Price, adapted to all Capacities; and its particular, general, and extensive Use, shewn by many and various Examples. A Table of universal Use, demonstrated by the Solution of various Questions in Multiplication, Division, Reduction, Merchandising, measuring Superficies and Solids, Gauging, Surveying, &c. Twenty-Five Geometrical Problems, with their assigned Figures, applied to Measuring, Gauging, Surveying, &c. A Table calculated to discover, at one View, the different Discompts upon any of the Branches of the Customs, upon imported Goods, from one Farthing upwards. A Table for the more easy reckoning Salaries or Wages, by discovering, at one View, what any yearly Salary, Wages, or Estate, amounts to by the Month, Week, or Day; and, contrary, what any daily Salary amounts to by the Week, Month, or Year. A Table for casting up Interest at any Rate, for any Number of Days. By John Hewitt, Accomptant, Author of the Tables of Simple Interest, Corn-Dealer's Assistant, &c.