| Player History |
| 03/28/1961 | Injured (sore thumb), day-to-day for 2 days. |
| 07/05/1961 | Injured (sore ankle), day-to-day for 4 days. |
| 07/20/1961 | Pitches a 5-hit shutout against the Detroit Tigers with 6 strikeouts and 0 BB allowed! |
| 09/19/1961 | Pitches a 4-hit shutout against the New York Yankees with 3 strikeouts and 0 BB allowed! |
| 11/02/1961 | Received a 1-year contract worth a total of $19,684 through automatic renewal. |
| 01/01/1962 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 9 (9); Control: 5 (5). |
| 08/01/1962 | Pitches a 6-hit shutout against the Minnesota Twins with 3 strikeouts and 1 BB allowed! |
| 08/19/1962 | Pitches a 1-hit shutout against the Cleveland Indians with 9 strikeouts and 3 BB allowed! |
| 11/02/1962 | Received a 1-year contract worth a total of $184,384 through arbitration. |
| 01/01/1963 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 5 (6). |
| 04/21/1963 | Pitches a 3-hit shutout against the Cleveland Indians with 9 strikeouts and 0 BB allowed! |
| 06/26/1963 | Pitches a 3-hit shutout against the Los Angeles Angels with 4 strikeouts and 0 BB allowed! |
| 07/05/1963 | Injured (shoulder soreness), day-to-day for 6 days. |
| 09/28/1963 | Pitches a 4-hit shutout against the Detroit Tigers with 8 strikeouts and 3 BB allowed! |
| 10/31/1963 | Received a 1-year contract worth a total of $184,518 through arbitration. |
| 01/01/1964 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 5 (6). |
| 11/06/1964 | Received a 1-year contract worth a total of $234,120 through arbitration. |
| 01/01/1965 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 5 (6). |
| 04/17/1965 | Signed a 3-year contract extension worth a total of $1,041,000 with the Baltimore Orioles organization. |
| 06/01/1965 | Wins the MLB AL Pitcher of the Month Award. |
| 07/05/1965 | Was selected to the 1965 Major League Baseball All-Star Game. |
| 01/01/1966 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 05/03/1966 | Pitches a 5-hit shutout against the Washington Senators with 9 strikeouts and 0 BB allowed! |
| 07/04/1966 | Was selected to the 1966 Major League Baseball All-Star Game. |
| 01/01/1967 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 06/01/1967 | Wins the MLB AL Pitcher of the Month Award. |
| 07/03/1967 | Was selected to the 1967 Major League Baseball All-Star Game. |
| 01/01/1968 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 01/27/1968 | Signed a 4-year contract extension worth a total of $1,865,600 with the Baltimore Orioles organization. |
| 04/09/1968 | Pitches a 3-hit shutout against the Oakland Athletics with 12 strikeouts and 0 BB allowed! |
| 01/01/1969 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 06/21/1969 | Pitches a 6-hit shutout against the Kansas City Royals with 6 strikeouts and 0 BB allowed! |
| 01/01/1970 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 10/01/1970 | Wins the MLB AL Pitcher of the Month Award. |
| 01/01/1971 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 05/01/1971 | Wins the MLB AL Pitcher of the Month Award. |
| 06/28/1971 | Was selected to the 1971 Major League Baseball All-Star Game. |
| 08/28/1971 | Pitches a 6-hit shutout against the Minnesota Twins with 6 strikeouts and 2 BB allowed! |
| 01/01/1972 | OSA scouting updated ratings (potential): Stuff: 6 (6); Movement: 9 (9); Control: 6 (6). |
| 09/24/1972 | Earns his 200th career Major League Baseball victory! |
| 11/13/1972 | Became a free agent. |
| 12/02/1972 | Signed a 4-year contract worth a total of $8,600,000 with the Philadelphia Phillies organization. |
| 01/01/1973 | OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 9 (9); Control: 6 (6). |
| 07/09/1973 | Was selected to the 1973 Major League Baseball All-Star Game. |
| 01/01/1974 | OSA scouting updated ratings (potential): Stuff: 4 (5); Movement: 9 (9); Control: 6 (6). |
| 04/15/1974 | Pitches a 5-hit shutout against the St. Louis Cardinals with 1 strikeouts and 2 BB allowed! |
| 05/19/1974 | Injured (mild hamstring strain), day-to-day for 1 day. |
| 06/15/1974 | Pitches a 4-hit shutout against the Cincinnati Reds with 2 strikeouts and 3 BB allowed! |
| 09/25/1974 | Pitches a 6-hit shutout against the New York Mets with 3 strikeouts and 4 BB allowed! |
| 10/28/1974 | Was traded by the Philadelphia Phillies to the Texas Rangers, along with SS Dave Chalk, LF Ron Stone, SP Larry Christenson, in exchange for SS Roger Metzger, SP Wayne Simpson. |
| 01/01/1975 | OSA scouting updated ratings (potential): Stuff: 3 (4); Movement: 8 (9); Control: 6 (6). |