The Michael S. Mack papers (approximately 1940s-1950s, undated) consist of photographs and documents related to the early Jewish community of Las Vegas, Nevada. Group photographs depict the Mack family and the Las Vegas Jewish community at events during the 1940s and 1950s, when the Las Vegas Jewish Community Center was the main Jewish organization in town. Individuals in the photographs were identified by Michael Mack. The collection includes documents written by Michael Mack that describe the early Las Vegas Jewish community and the history of his father and uncles, Louis, Nathan, and Harry Mack. The documents also list the names of Jewish individuals and businesses in Las Vegas.