Beyond LSD
1967
The Butterfly King
1995
Piping Hot
1959
Integral Anatomy, Vol. 4: Viscera and Their Fasciae
2006
Tractor Ted Makes Bread
2006
Health for the Americas: Hookworm
1945
Growing Girls
1949
Posture Pals
1952
Neděle v pražské ZOO
1949
Technika rozhlasu
1939
There Goes a Monster Truck
1995
Tractor Ted Goes Farming
2017
The Creation Of Life
1948
Tractor Ted All About Harvesters
2016
Suiciders Beware!
1967
Dead Serious
1987
Appreciating Our Parents
1950
Tractor Ted Massive Machines
2016
The Days of Our Years
1955
The World of Lions with Bugs Bunny
1997