The ingenious “fifth wheel” parallel parking tool that never hit it big

The parking assist feature on modern cars might seem like a recent innovation, but if Brooks Walker had his way we would have been using it since the 1930s. You heard that right—the 1930s.

This is a companion discussion topic for the original entry at https://www.hagerty.com/articles-videos/articles/2018/09/14/parallel-parking-made-easy-1930s-style.