The Leon Rockwell Papers (1829-1986), consist of materials that document Leon Rockwell's life in Las Vegas, Nevada from 1906 until his death in 1968. Included are diaries, correspondence, photographs, postcards, Las Vegas community event programs, ledger sheets, business cards, and scrapbooks. There are a number of books, information on organizations and businesses that Rockwell owned, real estate documents, and early records of the Las Vegas Volunteer Fire Department, of which Rockwell was an original member.

Oral history interview with Simeon Holloway conducted by Claytee D. White on April 18, 2013 for the African Americans in Las Vegas: A Collaborative Oral History Project. In this interview Simeon Holloway describes moving to Las Vegas, Nevada after pursing an acting career in Los Angeles, California. He also talks about his friendship with composer and fellow Kappa Alpha Psi brother, Jester Hairston. He also discusses being active in the church and being a successful investor in the real estate market.