INTELLECTUAL ARITHMETIC, UPON THE INDUCTIVE METELD 07 INSTRUCTION. BY WARREN COLBURN, A. M. "Colburn's First Ions,' the only faultless school-book that we BOSTON: WILLIAM J. REYNOLDS & CO. No. 24 Cornhill. |
INTELLECTUAL ARITHMETIC, UPON THE INDUCTIVE METELD 07 INSTRUCTION. BY WARREN COLBURN, A. M. "Colburn's First Ions,' the only faultless school-book that we BOSTON: WILLIAM J. REYNOLDS & CO. No. 24 Cornhill. |