• Dolly Sods (197?)
• Winter Geyser (1966)
• America's Wonderlands: The National Parks (1968)
• Sanctuary: The Great Smoky Mountains (1979)
• Amazing Grace (1979)
• Pecos: Una Promesa (A Promise) (1973)
• Pace of the Seasons (1977)
• Magnificence in Trust (1975)
• Fantastic Yellowstone (1979)
• Mount Desert (1969)
• Oklahoma Oasis (1974)
• Giant Sequoia (1979)
• Heart of the Canyon Country (1991)
• What Is a Mountain? (1967)
• Lehman Caves National Monument (1971)
• Yellowstone: The Living Sculpture (1972)
• Glacier Bay: The Grand Design (1975)
• National Parks: Promise and Challenge (1981)
• National Parks: Playground or Paradise (1981)
• Living Waters of the Big Cypress (1980)
• Denali Wilderness, Alaska (1979)
• Challenge of Yellowstone (1980)
• Yellowstone in Winter (1982)
• Hole in the Rock (1982)
• Yogi's First Christmas (1980)

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