1957 Trippel Alligator

It is the 1957 Trippel Alligator, which was developed into the 1959 Eurocar Alligator, which first kept the center steering, but later changed to LHD. It finally emerged as the well-known Amphicar. To date, this is the only information and picture found of this rare, amphibious car. If more is known, please comment below.

Source & Image: AutoPuzzle (2015) https://www.autopuzzles.com/forum/2015-44/solved-neh-4199-trippel-alligator-amphibious-car-1957/