the Skyscraper for Commercial Carriers, Inc. (CCI) by Whitehead & Kales. This truck’s design is credited to P. J. Huebshman, patent 2,647,009

Notice the cab of the hauler, is split in two... and the forward most cargo vehicle is under the cab but over the COE's engine

https://www.theautopian.com/the-crazy-way-1950s-truckers-fit-5-cars-on-short-35-foot-car-haulers/