This article describes experiments with corn flour as a potential motor fuel. Perhaps we have done everything wrong by making ethanol from corn; we should have used corn flour instead.
Corn Flour To Run Autos? (original article)
This article describes experiments with corn flour as a potential motor fuel. Perhaps we have done everything wrong by making ethanol from corn; we should have used corn flour instead.
Corn Flour To Run Autos? (original article)
This articles shares ideas of famous American inventor Charles F. Kettering about the future of solar energy in the post-petroleum energy world.
Age Of Wonders Still In Future (original article)
Charles F. Kettering (Wikipedia)
This short new story describes a windmill designed and built by an Indiana man.
Wind-Driven Electric Plant Can Supply Three Homes (original article)
C. Raber describes how to make a foot-powered grinder. It could be used as a starting point for powering other simple machines.
Foot-Powered Grinder For Small Shop (original article)
This short news item describes a human-powered family quadricycle.
Odd-Appearing Vehicle Operated Like Bicycle
This short news item describes an unusual but simple windmill design.
Windmill With Narrow-Blade Wings
A picture of a windmill shown at a recent (1921) fair in Paris. A short description accompanies the picture.
Novel Windmill Unaffected By Wind Direction