Cars Called X-Cars Corporate Proof Before Concept Cars

                X-Cars Were Original Name Before Concept Cars
                  Proof Before Concept Cars
                A X-car is a proto-type experimental car.
     I promised to show you GM Corporate Letters
Cars Called X-Cars Corporate Proof Before Concept Cars.       
     and X-cars from GM, Ford, Lincoln, and Chrysler.          

              








Plymouth XNR 
experimental car.   

 The Harry Earl
1938 Buick Y-Job
Corporate Letter is
above.



























    . 






Ford FX-Atmos 
Corporate Letter
above. FX stands
for future experimental.

the Lincoln 
XL-300