The casino floor of the Boulder Club, early 1950s.

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The Boulder Club was known for its lively atmosphere and gambling offerings, which included slot machines, card games, and other casino staples of the era. The Boulder Club was one of many casinos that contributed to the growth of Las Vegas as a gambling and entertainment destination during that time. The 1950s marked a period of significant development for Las Vegas, as it began to establish itself as a major center for entertainment and tourism in the United States.