Oral history interview with Sonia Rivelli Jiavis conducted by Nathalie Martinez and Barbara Tabach on March 6, 2019 for the Latinx Voices of Southern Nevada Oral History Project. In this interview, Rivelli discusses her life including the evolution of her cultural background and her role in business. She describes how her parents moved to Brazil from Italy and how she has come to value her cultural roots in Brazil, Italy, and the United States. She mentions that travel was a major part of her life and that she has been to North America, South America, and Europe. One of Rivelli's accomplishments in her career was helping the development of the Brazilian community in Las Vegas, Nevada. She also states that she created the Aqua Diva Global water purification company in hopes of providing more safe and clean water to all people.

On March 2, 1977, Jonathan R. Bellingar interviewed Edward Gregory (born July 28, 1922) about his life in Nevada. The interview takes place at Nellis Air force Base; also present during the interview is an unidentified man. Gregory was born and raised in Nevada; he discusses leaving Nevada to serve in the Army during World War II before eventually returning to Nevada in 1950. The interview concludes with a brief overview of how Nellis Air force Base has changed since the 1950s.