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.

Oral history interview with Nanyu Tomiyasu conducted by Mark French on April 12, 1977 for the Ralph Roske Oral History Project on Early Las Vegas. Tomiyasu begins by discussing his father's immigration from Japan to North America in 1898, and his move to Las Vegas, Nevada in 1916. He talks about his father's work in agriculture and the types of crops grown in Las Vegas during the early twentieth century. Tomiyasu also discusses his own upbringing in Las Vegas, how the city has changed and grown, and his education. Tomiyasu describes the Native Americans of Southern Nevada, the environmental changes caused by the construction of the Hoover Dam (Boulder Dam), and his experiences as a Japanese American in Las Vegas.