Practical and Mental Arithmetic, on a New Plan (Classic Reprint)

Everyday Arithmetic: A Practical Mental Arithmetic (Classic Reprint)

Practical and Mental Arithmetic on a New Plan, in Which Mental Arithmetic Is

Practical and Mental Arithmetic, on a New Plan, in Which Mental Arithmetic Is

Physical Geography: Prepared on a New and Original Plan (Classic Reprint)

Explanations of the Principles of Arithmetic, on a New Plan (Classic Reprint)

Practical and Mental Arithmetic, on a New Plan, in Which Mental Arithmetic Is

An Intellectual and Practical Arithmetic (Classic Reprint)