A complete system of practical arithmetic, (both vulgar and decimal) on an entire new plan; ... To which is added, a large collection of new questions, with only the answers thereto; ... By Thomas Sadler. .. | lit.salon
A complete system of practical arithmetic, (both vulgar and decimal) on an entire new plan; ... To which is added, a large collection of new questions, with only the answers thereto; ... By Thomas Sadler. ..