The U.S. Professional Indoor Championships, also known as U.S. Pro Indoor, was a professional tennis tournament founded in 1962 as the Philadelphia Invitational...

The 1972 U.S. Professional Indoor was a men's tennis tournament played on indoor carpet courts. It was played at the Spectrum in Philadelphia, Pennsylvania...

The 1974 U.S. Professional Indoor was a men's tennis tournament that was part of the WCT circuit and played on indoor carpet courts at the Spectrum in...

The 1973 U.S. Professional Indoor was a men's tennis tournament played on indoor carpet courts at the Spectrum in Philadelphia, Pennsylvania in the United...

Singles 1968 Philadelphia International Indoor Championships Final Champion Manuel Santana Runner-up Jan Leschly Score 8–6, 6–3 Details Draw 12 Seeds 4...

The 1968 Philadelphia International Indoor Championships was a WCT men's tennis tournament played on indoor carpet courts. It was played at the Spectrum...

called the Wembley Professional Championships, although it was later named the London Indoor Professional Championships. In 1968 it was titled the Jack...

(demolished in 1968; used as a parking lot until One Worldwide Plaza was built on the site in 1989) Note: The first Madison Square Garden was not an indoor arena...

held in Europe on an indoor wood surface. During that same time period the USLTA recognized the U.S. National Championships U.S. National Championships...

London..., the U.S. professional championship, and to some extent the tournament in Paris were the major professional tournaments prior to 1968." The oldest...