Past, present, future of motor vehicles.

In: Highway magazine. Feb. 1960, p. 36-37.

The 1956 General Motors XP 500 concept car's power plant is a low-temperature turbine. Opposing pistons within a single cylinder, and connected to no crank shaft, vent their exhaust gasses into the turbine. The purpose of having the combustion chamber outside the turbine is to lower the temperature of the gasses, thus allowing the use of low cost materials and fuels.

Some Dreams, F.O.B. Detroit : automotive engineers forsee radical changes, some of which may be only a few years off by Devon Francis.

The New York Times Magazine, October 25, 1959

Photograph from February 1948 issue of National Geographic depicting a combination plane and detachable automobile.

National Geographic, February 1948.

The aerodynamically shaped Pontiac Cirrus experimental car features a two seat "cockpit" and is inspired by aircraft design.

Vehicle Transportation in the Future, 1969.

A Chevrolet car modelled after a jet aircraft, designed for use on "systems-controlled interstate highways of the future." It also features rear-mounted turbines and a closed-circuit television taking the place of rear view mirrors.
Vehicle Transportation in the Future, 1969.

From The Ford Book of Styling : a History and Interpretation of Automotive Design. Ford Motor Company, 1963.