• Balance in Nature: A First Film (1975)
• Birds in the City: A First Film (1970)
• The Changing Forest: A First Film (1970)
• Life on the Forest Floor: A First Film (1972)
• The Pond: A First Film (1972)
• Seacoasts: A First Film (1973)
• Snow: A First Film (1969)
• Soil: An Introduction (1976)
• Sunlight: A First Film (1971)
• Winter Ice: A First Film (1970)

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