The planning documents for the Winter Wonderland Gala provide specific instructions to wait staff for the event, as well as table setting information and the order of service. Each page is initialed or signed by Nat Hart.

Oral history interview with Sachiko Young conducted by Mikaela Nettlow on December 5, 2021 for Reflections: The Las Vegas Asian American and Pacific Islander Oral History Project. Sachiko shares her upbringing in Fukoka, Japan and how she and her family moved frequently as a child. She talks about meeting her husband, an American military man, while visiting family in Tokyo. Sachiko discusses their marriage and birth of their child, their move to San Jose, California, and their travels back and forth from Japan before settling in Las Vegas, Nevada. She shares stories of visiting casinos with friends, working in hotel coffee shops, and what life was like for her and her family. Sachiko also talks of how she and her husband both faced racial prejudice from their families and the difficulties of learning English as a second language.