American Inventions and Inventors

by William A. Mowry; Arthur May Mowry

America's Great Men and Their Deeds.

---

American Inventions
and Inventors

By

William A. Mowry, A.M., Ph.D.
and Arthur May Mowry, A.M.

Authors of "First Steps in the History of our Country," and "A History of the United States, for Schools."