Lines Vertical -- Film Description:
"An experiment in pure design by film artists Norman McLaren and Evelyn Lambart. Lines, ruled directly on film, move with precision and grace against a background of changing colors, in response to music specially composed for the films. Lines - Vertical is accompanied by composer Maurice Blackburn on the electronic piano."
-- National Film Board of Canada

Source:
National Film Board of Canada. "NFB -- Lines Vertical/Lignes verticales" National Film Board of Canada. http://onf-nfb.gc.ca/en/our-collection/?idfilm=10457.