jlabrasca
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What is that?
Since we are talking about being old: A couple of years ago I mentioned drafting film in front of a class of engineering students. One student (an aerospace engineering student and rocketeer, as it happens) noticed the unfamiliar combination of words and asked me about it. Her eyes got wide when I explained that there was a time when machinists and folks in the building trades would use dividers to take measurements directly from a scale drawing, and that paper might stretch and distort the measurement...
That conversation reminded me that I had a box of water damaged film in my attic, some of which I then used to paper the fins on an upscaled Gyroc...
Edit: pointless anecdote
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