John A Hartley

3 books

Nov 19, 2018
Cover of Teachers' Manual of Elementary Arithmetic, Vol. 1: The Numbers From 1 to 12 (Classic Reprint)

Teachers' Manual of Elementary Arithmetic, Vol. 1: The Numbers From 1 to 12 (Classic Reprint)

May 5, 2014
Cover of An Essay on the Principle of Population, as It Affects the Future Improvement of Society Volume 2

An Essay on the Principle of Population, as It Affects the Future Improvement of Society Volume 2

Dec 19, 2009
Cover of Teachers' Manual of Elementary Arithmetic

Teachers' Manual of Elementary Arithmetic