The Teacher's Aid, Containing the Solution of a Variety of the Most Difficult Questions, Which Are Inserted in a Number of the Various Arithmetics Now in Common Use. Also, Containing a Solution of All the Questions Not Illustrated in the Promiscuous Examples Contained in the Arithmetics of Ostrander, Parke, Smith, Smiley, Adams, Daboll, Ray and Stockton; to Which Are Added an Interest Table, And…

Mitchell, Goodwin.