A Case of Spring Fever
1940
What Makes Us Tick
1952
National Geographic: Pyramids of Death
2005
Writing: Plain & Fancy
1981
The Age of Curiosity
1963
Hell's Highway: The True Story of Highway Safety Films
2003
Bicycle Touring: The Movie
2015
The Mystery of Marriage
1931
1001 Inventions and the Library of Secrets
2010
Tractor Ted Meets More Animals
—
Dinosaurs, Dinosaurs, Dinosaurs
1985
