Comes commercii : or, the trader's companion. Containing I. An exact and useful table, shewing the value of any quantity of goods ... ready cast up, ... VIII. Concerning insuring ships, ... To which is added, a supplement concerning simple and compound interest, ... By Edward Hatton, gent. - Hatton, Edward, (printed for H. Woodfall, W. Strahan; J. Rivington; R. Baldwin; W. Johnston [and 14 others],, 1766)