Mercantile system— proceeded necessarily from the circulation.

12 I3/- 6 ■ POL A C 1 2l/«+2V, 1 6 4 1‘/, 6 0 0 B 60+60=120 9 +12=21 6 V, 144 24 24 C 60+60=120 14+101/j=241/, 6 E9 27 6+21 D 60+60=120 8+20 =28 192 72 3X24 E 60+60=120 18+18=36 5 180 60 1 1 See amongst others, Josiah Wedgwood, the inventor of the normal decimation of the number.