Examines the life of the English physicist, who rose from a boyhood in the slums of London to make significant discoveries in the study of electricity, magnetism, and light.

A biography of the two men who led the two-year expedition which explored the unknown Louisiana Purchase territory and Pacific Northwest from St. Louis to the mouth of the Columbia River. Emphasizes the safety and the many scientific contributions of their expedition.

Relates the life story of the Nez Percé Indian chief who led his people on a great trek to escape the injustices of the American government.