Built-In Parallel-Parking Aids from the 1930s and 1950s

Here are two obscure automotive inventions I’ve never seen before. Both were designed by people seeking to make parallel parking more convenient. I rate the first design, from the UK in the 1930s, so-so; the second design, from Switzerland in the 1950s, is quite clever as it gets the main drive wheels off of the ground, while simultaneously using them to power the ancillary wheels: