This is an excerpt from the 1944 film “The Memphis Belle: A Story of a Flying Fortress”. The full original film is public domain, and can be found here:
http://www.archive.org/details/TheMem…
The film shows contrail formation, including showing “broken” contrails.
http://www.youtube.com/watch?v=wfOrez6q7WM
Make sure you listent to the audio, as it explains how high the planes are, how cold it is, and why contrails form.
This brought back distant memories, but so distant as to not remind me exactly when I saw the film that had this clip in it. Thanks for the memory.
It must have been hard to extract any enjoyment out of being a twenty-year-old crewman taking off maybe in the dark to set off for deadly confrontations with flak and fighters in a brightly-lit sub-zero stratosphere, wondering how you could possibly get through a tour of duty before your number came up.
Don’t show it to BLoblaw005 – he’ll deny it has any validity AND say the vapor trails aren’t persistent – all at the same time.
[...] widać nie jest to zjawisko nowe. Mamy przykłady zdjęć i filmów z II wojny światowej z licznymi “chemtrailami”. Jeden z odcinków “Strefy [...]
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