Frank Sinatra (left) and Jack Entratter with Copa Girls at a rehearsal of "Ziegfeld Follies" in June 1954.
Image
The marquee at the Sands Hotel, circa 1963, which read: "Jack Entratter Presents Dean Martin, Maybe Frank, Maybe Sammy."
Image
Frank Sinatra performing in the Copa Room at the Sands Hotel in the 1960s.
Image
Frank Sinatra performing in the Copa Room at the Sands Hotel in the 1960s.
Image
From left to right, Dean Martin, Sammy Davis Jr., and Frank Sinatra performing at the Copa Room in the Sands Hotel sometime in the 1960s.
Image
Frank Sinatra performing at the Copa Room in the Sands Hotel in February 1963.
Image
Dean Martin (left) and Frank Sinatra performing at the Copa Room in the Sands Hotel sometime in the 1960s.
Image
Dean Martin and Frank Sinatra on opening night of their show at the Sands Hotel on January 22, 1964.
Image
Sammy Davis Jr. dancing at a party on May 18, 1966.
Image
Dean Martin (left) and Frank Sinatra performing at the Copa Room in the Sands Hotel in 1962.
Image