was the Last Frontier, which opened in 1942.

This postcard was from 1950, The year that the Golden Slipper opened. Later in the year the name was changed to the Silver Slipper.

This is the inside of the Club 21 casino. A brochure says "Here is where you can see and join in the excitement for which Nevada is renowned. Our luxurious Club 21 Casino, while part of the main building, is widely separated from the lobby and rooms."