try this book- Techniques of Special Effects of Cinematography By Raymond Fielding
https://www.google.com.pr/search?tbo=p&tbm=bks&q=isbn:1136055533 the nypl used to have it.... years ago. it cites this article--- *'' bipacking with a bolex'', American Cinematographer, March 1964,p.140 Day,W. Percy* 2015-12-01 7:44 GMT-04:00 Chris G <spy...@gmail.com>: > Hi all, > > I was wondering if it was especially idiotic to bi-pack two acetate-base > stocks (in this case both Kodak Hi-Con) in a Bolex for mattes while running > it slowly with an animation motor. > > Thanks! > Chris > > _______________________________________________ > FrameWorks mailing list > FrameWorks@jonasmekasfilms.com > https://mailman-mail5.webfaction.com/listinfo/frameworks > >
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