"These captive, helium-filled 'Kytoon' balloons are used to obtain information concerning air pressure, temperature and humidity, as well as other meteorological data during the atomic test periods at the Nevada Proving Grounds. Sent aloft before…
Sign reads: "This is NEWS NOB where on April 22, 1952, the American Press & Radio first covered, and the Nation first viewed by the medium of Television, the firing of a nuclear device generally known as 'Operation Big Shot.'
"NEWS NOB received its…
"One of the largest mushrooms ever seen from Las Vegas rises 40,000 feet over the Nevada Test Site 65 miles away at 6:30 a.m. Tuesday seconds after detonation of the fifth atomic device in current Series. Device was detonated from a helium balloon…