The Federal ready reckoner; or Trader's valuable guide, in purchasing and selling all kinds of articles, by wholesale and retail : Calculated in the federal currency. : Shewing, at one view, the amount of any number or quantity of articles, goods, &c. from one mill, or the tenth part of a cent, to two dollars, in dollars, cents and mills. : To which are added, I. A table, shewing the value of any number of cents, from one to one hundred in shillings, pence and farthings. II. A table, shewing, at one view, the value of foreign gold, from one grain to twenty pennyweights, in dollars and cents, and in pounds, shillings and pence. III. A table of interest, at six per cent. calculated in the federal currency, and in pounds, shillings, &c. for any term of time, from one month to twelve months, and for any sum, from one dollar to ten thousand.