Invention Reinvention
3:04
Telecommunications
2:26
Aviation and the Space Frontier
3:35
The Age of Convenience
3:13
The Mechanical Brain
3:22
And so begins Massed World Warfare
6:03
Postlude: Hymn to Freedom
2:45
Miracles of Modern Medicine
3:58
The Advent of Cinema
5:35
Finale: 7 Great Inventions!
2:32
© 2017 - Sally Greenaway