Before revision: The June 1949 issue of Radio-Electronics showing the "Man-from-Mars, Radio Hat," modeled by a 15-year-old Hope Lange The Radio Hat was a portable radio built into a pith helmet that would bring in stations within a 20-mile (32 km) radius.
After revision: The June 1949 issue of Radio-Electronics showing the "Man-from-Mars, radio hat," modeled by a 15-year-old Hope Lange The Radio Hat was a portable radio built into a pith helmet that would bring in stations within a 20-mile (32 km) radius.