 After weeks of interviewing people who had lived in Livermore all their lives, he wrote "Light Bulb May Be World's Oldest", published in the "Tri-Valley Herald".Dunstan contacted the "Guinness Book of World Records", "Ripley's Believe It or Not", and General Electric, who all confirmed it as the longest-lasting bulb known in existence.The article came to the attention of Charles Kuralt of the CBS-TV program "On the Road with Charles Kuralt".