Airfloat trailers, the holy grail of vintage trailers. This trailer was found in a mobile home park where it was sitting and rotting for 50 years, still shod in its factory tires from 1950.

for the full history of the Airfloat: https://www.theautopian.com/a-car-engineer-built-some-of-the-most-gorgeous-campers-the-world-has-ever-seen/