The New Federal Calculator, Or, Scholar's Assistant: Containing the Most Concise and Accurate Rules for Performing the Operations in Common Arithmetic : Together with Numerous Examples Under Each of the Rules, Varied as to Make Them Conformable to Almost Every Kind of Business : for the Use of Schools and Accounting Offices Published and for sale by Grigg & Elliott, no. 9, North 4th St. and for sale by booksellers, 1845 - 180 σελίδες |
