He was an artist, inventor, architect, engineer, mathematician, sculptor, and scientist, he painted some of the world's most famous works of art and dreamed up over 400 machines that were spectacularly ahead of his time--he even invented the helicopter! Discover one of history's most amazing minds in this entertaining guide to his extraordinary life.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.