U.S. Border Patrol officer Richard McCown shows how he found Felipe Ramirez Perez, a 6-foot illegal Mexican immigrant, curled up on the engine beneath the hood of this automobile, at the U.S.-Mexican border at San Diego, Calif., March 15, 1954. Perez was held for illegal entry, and Felix Mercado Gutierrez, the driver of the car, was charged with attempting to smuggle Perez into the United States. (AP Photo)