Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetick Adapted to the United StatesMack & Andrus, 1833 - 240 σελίδες |
Daboll's Schoolmaster's Assistant: Improved and Enlarged, Being a Plain Practical System of Arithmetick Adapted to the United StatesMack & Andrus, 1833 - 240 σελίδες |