The art of practical measuring easily perform'd, by a two foot rule, which slides to a foot; on which is the best measure of round timber the common way. Also, the true measure of round, square, or other timber or stone, board, glass, paving, painting, wainscot, &c. gauging of cask, and gauging and inching of tuns. Containing, brief instructions in decimal arithmetick. The best way of using the logarithms according to Mr. Townley. The use of a new diagonal scale, of 100 parts in a quarter of an inch. applied to Gunter's chain. And lastly, some useful directions in dialling, not hitherto published. By H.C. Gent.