"This work was performed in the Flight Research and Vehicle Dynamics Department of Cornell Aeronautical Laboratory under the direction of William Close."
"It seems reasonable to assume that, for racing purposes at least, a 'scientific hay bale' can be builta large, low-density penetration barrier which would absorb the speed of a runaway car while being penetrated by it. The center of gravity would be higher than the car's to prevent climbing and overturning. Perhaps straw and broken cornstalks mixed with a tar binder would provide the desired characteristics. No one really knows; this is a problem for the physicist and the chemist. Continue Story"