A Discovery book

A brief account of Sam Houston who served as a Congressman and Governor of Tennessee before his association with Texas began.

A biography of the nineteenth-century naturalist, explorer, and writer who was influential in establishing our national park system.

A biography of the West Point graduate who learned civil engineering "from the ground up" and supervised the completion of the Panama Canal.

A biography of the scientist and educator who invented the telephone.

A brief biography of the nineteenth-century Quaker woman who was an important participant in the cause of abolition and later in women's rights.

A brief biography of the scientist whose inventions led to the bazooka, the jet engine, and the space rocket.

A biography of the man, born a slave, who became a scientist and devoted his entire life to helping the South improve its agriculture.