Date | Transaction |
1983-11-01 | Harry Mason has retired from the Free Agency Pool |
1980-04-01 | The Pittsburgh Pirates have waived Harry Mason. |
1979-08-24 | The Pittsburgh Pirates have acquired Harry Mason from the waiver wire. The Pittsburgh Pirates have waived Tom Miller. |
1978-09-12 | The Washington Lobbyists have waived Harry Mason. |
1977-08-12 | The Washington Lobbyists have acquired Harry Mason from the waiver wire. |
1977-05-25 | The Washington Lobbyists have waived Harry Mason. |
1977-04-03 | The Washington Lobbyists have acquired Harry Mason from the waiver wire. |
1976-04-01 | The Tampa Bay Thunder have waived Harry Mason. The Tampa Bay Thunder have waived Sam Herbert. |
1975-07-02 | The Tampa Bay Thunder have promoted Jim Paige to the major league team. The Tampa Bay Thunder have sent Harry Mason to the minors. |
1975-06-25 | The Tampa Bay Thunder have promoted Harry Mason to the major league team. The Tampa Bay Thunder have sent Jim Paige to the minors. |
1975-04-11 | The Tampa Bay Thunder have promoted Billy Austin to the major league team. The Tampa Bay Thunder have sent Harry Mason to the minors. |
1974-04-25 | The Tampa Bay Thunder have promoted Harry Mason to the major league team. The Tampa Bay Thunder have sent Mike Cruz to the minors. |
1974-04-16 | The Tampa Bay Thunder have promoted Darrel Barnes to the major league team. The Tampa Bay Thunder have sent Harry Mason to the minors. |
1974-04-11 | The Tampa Bay Thunder have promoted Harry Mason to the major league team. The Tampa Bay Thunder have waived Norm Taylor. |
1970-07-11 | A trade has been completed between the Pittsburgh Pirates and the Tampa Bay Thunder. The Tampa Bay Thunder receive Draft Pick 1971 Round 2 PIT (Harry Mason) from the Pittsburgh Pirates in exchange for Draft Pick 1973 Round 2 TB (Mike Medusa). |