| Player History |
| 03/09/1965 | Drafted in the 1965 first-year player draft (Round 1, Pick 5, 5th overall Pick) by the Boston Red Sox. |
| 04/12/1965 | Named the #4 prospect in the MLB |
| 11/04/1965 | Received a 1-year contract worth a total of $24,774 through automatic renewal. |
| 01/01/1966 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 07/01/1966 | Wins the MLB AL Pitcher of the Month Award. |
| 11/07/1966 | Received a 1-year contract worth a total of $26,241 through automatic renewal. |
| 01/01/1967 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 06/04/1967 | Pitches a 4-hit shutout against the Cleveland Indians with 4 strikeouts and 1 BB allowed! |
| 07/07/1967 | Pitches a 3-hit shutout against the Detroit Tigers with 7 strikeouts and 1 BB allowed! |
| 10/08/1967 | Won the 1967 Major League Baseball World Series with the Boston Red Sox! |
| 10/30/1967 | Received a 1-year contract worth a total of $283,392 through arbitration. |
| 01/01/1968 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 04/20/1968 | Pitches a 2-hit shutout against the Cleveland Indians with 8 strikeouts and 0 BB allowed! |
| 04/22/1968 | Wins the MLB AL Player of the Week Award. |
| 10/28/1968 | Received a 1-year contract worth a total of $320,000 through arbitration. |
| 01/01/1969 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 05/22/1969 | Pitches a 2-hit shutout against the New York Yankees with 7 strikeouts and 1 BB allowed! |
| 11/14/1969 | Received a 1-year contract worth a total of $350,000 through arbitration. |
| 01/01/1970 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 04/24/1970 | Pitches a 1-hit shutout against the Oakland Athletics with 8 strikeouts and 2 BB allowed! |
| 05/09/1970 | Signed a 3-year contract extension worth a total of $1,249,800 with the Boston Red Sox organization. |
| 01/01/1971 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 06/28/1971 | Was selected to the 1971 Major League Baseball All-Star Game. |
| 01/01/1972 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 05/15/1972 | Was traded by the Boston Red Sox to the Chicago Cubs in exchange for SP S. Spinks, CF R. Monday. |
| 01/01/1973 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 05/18/1973 | Signed a 3-year contract extension worth a total of $2,931,000 with the Chicago Cubs organization. |
| 07/30/1973 | Was traded by the Chicago Cubs to the Boston Red Sox, along with MR John Hiller, C Tom Haller, in exchange for C Bob Stinson, SP Brent Strom, MR Rawly Eastwick. |
| 09/19/1973 | Pitches a 2-hit shutout against the New York Yankees with 4 strikeouts and 1 BB allowed! |
| 10/16/1973 | Won the 1973 Major League Baseball World Series with the Boston Red Sox! |
| 01/01/1974 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |
| 07/20/1974 | Pitches a 4-hit shutout against the Texas Rangers with 6 strikeouts and 3 BB allowed! |
| 08/17/1974 | Pitches a 2-hit shutout against the Minnesota Twins with 6 strikeouts and 2 BB allowed! |
| 01/01/1975 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 8 (8); Control: 8 (8). |