| Player History |
| 12-15-1956 | Drafted in the 1956 first-year player draft (Round 1, Pick 5, 5th overall Pick) by the Kansas City Athletics. |
| 01-01-1957 | SISA scouting updated ratings (potential): Stuff: 47 (50); Movement: 71 (76); Control: 43 (44). |
| 05-21-1957 | Pitches a 2-hit shutout against the Lancaster JetHawks with 12 strikeouts and 1 BB allowed! |
| 06-01-1957 | Wins the CCBLA AL Pitcher of the Month Award. |
| 06-11-1957 | Pitches a 4-hit shutout against the Tampa Yankees with 3 strikeouts and 4 BB allowed! |
| 06-23-1957 | Injured (tender elbow), out for 2 weeks. |
| 07-11-1957 | Injured (finger blister), out for 1-2 weeks. |
| 01-01-1958 | SISA scouting updated ratings (potential): Stuff: 52 (50); Movement: 79 (76); Control: 47 (44). |
| 04-07-1958 | Named the #42 prospect in the CCBL |
| 05-09-1958 | Pitches a 1-hit shutout against the New Britain Rock Cats with 12 strikeouts and 3 BB allowed! |
| 05-23-1958 | Pitches a 3-hit shutout against the Birmingham Barons with 15 strikeouts and 1 BB allowed! |
| 06-01-1958 | Wins the CCBLAA AL Pitcher of the Month Award. |
| 06-01-1958 | Injured (finger blister), out for 1-2 weeks. |
| 06-27-1958 | Pitches a 6-hit shutout against the New Britain Rock Cats with 7 strikeouts and 1 BB allowed! |
| 07-01-1958 | Wins the CCBLAA AL Pitcher of the Month Award. |
| 07-05-1958 | Pitches a 1-hit shutout against the Birmingham Barons with 9 strikeouts and 0 BB allowed! |
| 07-08-1958 | Pitches a 3-hit shutout against the Norfolk Tides with 5 strikeouts and 0 BB allowed! |
| 08-05-1958 | Pitches a NO-HITTER against the Buffalo Bisons with 10 strikeouts and 2 BB allowed! |
| 08-22-1958 | Pitches a 2-hit shutout against the Detroit Tigers with 9 strikeouts and 3 BB allowed! |
| 11-03-1958 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1959 | OSA scouting updated ratings (potential): Stuff: 64 (61); Movement: 79 (76); Control: 50 (56). |
| 06-22-1959 | Was selected to the 1959 Cooperstown Chronicle Baseball League All-Star Game. |
| 08-01-1959 | Wins the CCBL AL Pitcher of the Month Award. |
| 11-02-1959 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1960 | OSA scouting updated ratings (potential): Stuff: 63 (62); Movement: 79 (76); Control: 60 (66). |
| 10-25-1960 | Received a 1-year contract worth a total of $300,000 through automatic renewal. |
| 01-01-1961 | OSA scouting updated ratings (potential): Stuff: 62 (62); Movement: 76 (76); Control: 63 (64). |
| 08-04-1961 | Pitches a NO-HITTER against the Baltimore Orioles with 7 strikeouts and 2 BB allowed! |
| 10-27-1961 | Received a 1-year contract worth a total of $3,091,200 through arbitration. |
| 01-01-1962 | OSA scouting updated ratings (potential): Stuff: 61 (62); Movement: 75 (76); Control: 64 (65). |