Daboll's Schoolmaster's Assistant: Improved and Enlarged; Being a Plain Practical System of Arithmetic; Adapted to the United States S. Green, 1818 - 240 σελίδες |
Daboll's Schoolmaster's Assistant: Improved and Enlarged; Being a Plain Practical System of Arithmetic; Adapted to the United StatesS. Green, 1818 - 240 σελίδες |