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I don't know why but I love reading crap like this:
https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19810001583.pdf
I don't know why but I love reading crap like this:
https://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19810001583.pdf
@jjg It's a very interesting and informative bit of history