THE CONSTRUCTIVE ARITHMETIC. A School Treatise, DEVELOPING A NEW METHOD OF TEACHING, (From Principles, in preference to Dogmatic Rules,) THE SCIENCE AND ART OF COMPUTATION. WITH UPWARDS OF EIGHT THOUSAND EXAMPLES FOR PRACTICE. BY JAMES A. CHRISTIE, C.S., M.C.P., HEAD MASTER OF THE DUKE OF BEDFORD'S SCHOOL, MILTON ABBOT, TAVISTOCK. 1802. e. 4. |