Quote:
Originally Posted by Fred Brackin
Helium instead of hydrogen cuts payload quite a bit. Hindenburg's engineers were actually sort of glad when they didn't have to use helium. It would ahve taken a big bite out of the passengers and cargo.
All of the advanced materials you mention benefit airplanes just as much as dirigibles. You need a scenario where airships aren't competing v. airplanes.
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Uh-hunh. Retard or avoid discovery of the Bernoulli Principle, or retard the development of lightweight engines suitable for propelling a plane as in a steampunk setting.