Speech: Using Your Voice
1950
Rich Media, Poor Democracy
2003
Škůdce
1949
Electricity Management
1951
Des-Extinción
2019
Is Genesis History? Mountains After the Flood
2023
Cloudspotting
2010
Conversation on a Train
1947
Another Side of the Forest
1974
O světle
1953
Arrowhead
1970
Cement
1949
Vápno
1949
Vodní energie
1952
Phone
1974
Man & Wife: An Educational Film for Married Adults
1969
Wordsworth Country
1950
Fresh As a Daisy
1945
Dinozaury I
1963
Free to Be… You and Me
1974