- 1932 - P Billy Swift was traded by Kansas City Blues of the American Association to the Pirates for P Bob Osborn and C Eddie Phillips. Osborne never pitched in the majors again and Phillips played for three more seasons while Swift worked eight years for the Bucs and notched 91 wins.
Bill Swift - 1934 Goudey baseball series
- 1936 - Honus Wagner, along with Ty Cobb, Babe Ruth, Christy Mathewson, and Walter Johnson, was selected by the BBWAA to become the first Hall of Fame group. They had to wait until July 12th, 1939, for the enshrinement, though, until the museum in Cooperstown was opened and the first four HoF classes were inducted en masse.
- 1949 - The Pirates purchased RHP Murry Dickson from the Cardinals for $125,000. During his five-year stay in Pittsburgh, he went 66-85 with a 3.83 ERA and had a 20-win season in 1951.
- 1961 - OF Max Carey was voted into the Hall of Fame by the veterans committee and inducted on July 24th. In 17 seasons with Pittsburgh, he collected 2,400+ hits, batted .287 and stole 688 bases.
- 1967 - GM Branch Rickey and OF Lloyd Waner were elected to the Baseball Hall of Fame by a unanimous vote of the Special Veterans Committee and were inducted on July 24th. Rickey was GM from 1950-55; his teams were terrible but he began the process of building a farm system that would pay dividends in 1960. “Little Poison” spent 17 years with the Pirates, mainly in CF, and batted .319 during that time.
- 1971 - The Pirates traded OF Matty Alou and P George Brunet to the Cardinals for OF Vic Davalillo and RHP Nellie Briles.
- 1973 - RHP Jason Schmidt was born in Lewiston, Idaho. He was drafted by Atlanta and came to the Pirates in 1996 as part of the Denny Neagle deal. In 5-1/2 seasons with Pittsburgh, he went 44-47/4.39 before being traded to San Francisco, where he had his All-Star campaigns.
- 2004 - The Bucs signed RHP Jose Mesa to a minor-league deal. The vet became the Buc closer, saving 43 games in 2004 and 27 in 2005 before leaving for Colorado as a FA.