|Directed by Alma Duncan|
|Canada, 1959 (animation, 10 minutes, colour, English)|
"Animated from chalk drawings by artist Alma Duncan and filmed by photographer Audrey MacLaren, the short film is about the exchange of goods over the American/Canadian border and the relationship forged and fostered by two trading nations sharing one very long border."
-- Library and Archives Canada (source)
|Film Credits (partial):|
|Produced by:||Audrey McLaren, Alma Duncan|
|Production Company:||Dunclaren Productions|
"It took the two women [Alma Duncan and Audrey McLaren] a year to make the 10-minute film [Friendly Interchange], which has 14,500 still pictures they drew and photographed separately."
-- Montreal Gazette (source)