The trades-mans copy book, or, Apprentices companion [electronic resource] : wherein is shewn him copys of receits, bills of parcells, bills of debt, bills of exchange, invoyces, accounts of sales &c : writen in all the merchant-like runing [sic] mixt hands now in use, first designed for the authors, scholars, now published for ye advantage of industrious and ingenious youth / by John Ayres.