I Have Gold Gold Gold

A California-bound airline in 1849!? Don't laugh; it almost happened. Rufus Porter, founder of Scientific American, planned to fly 49ers west on propeller-driven balloons powered by steam engines. He went to far as to advertise the expedition, and 200 brave souls signed up for the trip. But the "airline" never got off the ground.
Then there was the "wind wagon," sort of a cross between a sailboat and a wagon. It seemed like a good idea on paper; after all, it can be very windy in the West. …