Hold Your Horsepower
1945
All About Astronauts / All About Cowboys
2005
Health for the Americas: Hookworm
1945
Tractor Ted Brilliant Baler
—
Tractor Ted in Springtime
2007
Tractor Ted Down on the Farm
2017
Tractor Ted Feathered Friends
—
Crossroads
2009
Health for the Americas: Environmental Sanitation
1946
Berufswahl und körperliche Eignung
1989
Unstoppable Solar Cycles
—
A Wheel is Round
1971
Juárez
1972
Evička otvírá očička
1933
Teeth
1973
Tractor Ted Sunny Seeds
—
Tractor Ted Mucky Muck
—
Almost Arcady
—
The Day I Died
1977
Goofy over Health
1991