The Arthur and Joe Lyon Papers (1930-1935, 1985, 2020) document the first transnational automobile trip taken from North America to Central America in 1930 by Arthur and Joe Lyon, two brothers from McDermitt, Nevada. The materials in this collection include Arthur and Joe Lyon's passports with stamps from their trip and their travel scrapbook. Materials also include the brothers' handwritten notes about their trip from the 1930s and original typescript for Central America Through a Windshield written in 1985. The collection also includes a published hardcover copy of 1930: From Manhattan to Managua, North America's First Transnational Automobile Trip published in 2020.

The Ladies Auxiliary to the Veterans of Foreign Wars Collection (1951-1977) contains publicity books, scrapbooks, community service records, newspaper clippings, correspondence, photographs, and newsletters pertaining primarily to the Fred S. Pennington post no. 1753 Ladies Auxiliary to the Veterans of Foreign Wars of Las Vegas, Nevada and the associated local chapter of the American War Mothers organization. The Ladies Auxiliary and the American War Mothers are non-profit organizations that assist in providing support and services to veterans and active service members. This material was formerly known as the Luanna Mitchell Collection.