A lesson from the long history of the Goodyear blimps is the realization that airships are exceedingly difficult to fly. That fact was well demonstrated 92 years ago, when the blimp Columbia crashed, spectacularly, in the middle of New York City.
The history of cotton clothing has followed an interesting path, including a period of a few decades in the United States when cotton represented ingenuity, resilience, and patriotism itself.