Trees That Reach the Sky -- Film Description:
"This film follows a sitka spruce from the time it is felled until it is incorporated into the construction of a mosquito bomber."
-- National Film Board of Canada

Source:
National Film Board of Canada. "NFB -- Trees That Reach the Sky." National Film Board of Canada. http://onf-nfb.gc.ca/en/our-collection/?idfilm=17466.