Government information pamphlet on using your car for escape and protection in a nuclear attack. Copyright 1955.

  "If you have room, pick up walking evacuees," "Remember - you can push or pull another car with little increase in your own gasoline consumption," "Tests under an actual atomic explosion in Nevada proved that modern cars... ...give a degree of protection against a blast, heat and radiation."

https://www.forgottenbookmarks.com/2009/05/someone-set-us-up-bomb.html