| 06/01/1970 |
Drafted in the 1970 first-year player draft (Round 47, Pick 6, 1110th overall pick) by the Chicago White Sox. |
| 01/01/1971 |
OSA scouting updated ratings (potential): Stuff: 49 (49); Movement: 33 (33); Control: 1 (5). |
| 07/09/1971 |
Injured (Elbow inflammation), out for one week. |
| 08/11/1971 |
Pitches a 3-hit shutout against the Walla Walla Walleyes with 9 strikeouts and 1 BB allowed! |
| 09/01/1971 |
Wins the 1971 Northwest League Round 1 with the Renton Wrecks! |
| 01/01/1972 |
OSA scouting updated ratings (potential): Stuff: 51 (51); Movement: 38 (38); Control: 1 (30). |
| 01/01/1973 |
OSA scouting updated ratings (potential): Stuff: 55 (56); Movement: 45 (45); Control: 6 (13). |
| 07/17/1973 |
Finished 3rd in 1973 NTL NORL Pitcher of the Year Award voting. |
| 07/19/1973 |
Pitches a 3-hit shutout against the Burlington Bees with 4 strikeouts and 4 BB allowed! |
| 08/05/1973 |
Injured (Finger blister), day-to-day for 6 days. |
| 01/01/1974 |
OSA scouting updated ratings (potential): Stuff: 57 (61); Movement: 56 (56); Control: 15 (44). |
| 01/01/1975 |
OSA scouting updated ratings (potential): Stuff: 58 (61); Movement: 60 (60); Control: 23 (68). |
| 05/23/1975 |
Injured (Back spasms), day-to-day for 6 days. |
| 06/04/1975 |
Pitches a 5-hit shutout against the Salt Lake City Bees with 7 strikeouts and 1 BB allowed! |
| 06/19/1975 |
Was selected to the 1975 Pacific Coast League All-Star Game. |
| 08/20/1975 |
Pitches a 1-hit shutout against the Phoenix Giants with 10 strikeouts and 2 BB allowed! |
| 10/07/1975 |
Wins the 1975 PCL PCL Pitcher of the Year Award. |
| 10/08/1975 |
Finished 3rd in 1975 PCL PCL Most Valuable Player Award voting. |
| 11/17/1975 |
Received a 1-year contract worth a total of $21,000 through automatic renewal. |
| 01/01/1976 |
OSA scouting updated ratings (potential): Stuff: 58 (60); Movement: 58 (58); Control: 31 (69). |
| 03/07/1976 |
Injured (Elbow tendinitis), out for 6 weeks. |
| 04/05/1976 |
Suffered setback in recovery from injury, will miss another 3 weeks. |
| 05/10/1976 |
Pitches a 3-hit shutout against the Portland Beavers with 5 strikeouts and 2 BB allowed! |
| 05/16/1976 |
Injured (Sore back), day-to-day for 3 days. |
| 06/19/1976 |
Pitches a 4-hit shutout against the Salt Lake City Bees with 9 strikeouts and 1 BB allowed! |
| 06/20/1976 |
Was selected to the 1976 Pacific Coast League All-Star Game. |
| 07/23/1976 |
Pitches a 5-hit shutout against the Phoenix Giants with 6 strikeouts and 1 BB allowed! |
| 09/08/1976 |
Injured (Finger blister), day-to-day for 6 days. |
| 09/26/1976 |
Finished 2nd in 1976 PCL PCL Pitcher of the Year Award voting. |
| 11/15/1976 |
Received a 1-year contract worth a total of $21,600 through automatic renewal. |
| 12/03/1976 |
Pitches a 1-hit shutout against the Managua Lagoon Monsters with 12 strikeouts and 2 BB allowed! |
| 01/01/1977 |
OSA scouting updated ratings (potential): Stuff: 58 (60); Movement: 56 (56); Control: 36 (54). |
| 09/16/1977 |
Wins the 1977 Pacific Coast League Round 1 with the Tucson Toros! |
| 11/15/1977 |
Received a 1-year contract worth a total of $21,600 through automatic renewal. |
| 01/01/1978 |
OSA scouting updated ratings (potential): Stuff: 70 (70); Movement: 54 (54); Control: 46 (55). |
| 11/14/1978 |
Received a 1-year contract worth a total of $21,800 through automatic renewal. |
| 01/01/1979 |
OSA scouting updated ratings (potential): Stuff: 68 (68); Movement: 55 (56); Control: 50 (51). |
| 11/12/1979 |
Received a 1-year contract worth a total of $30,000 through arbitration. |
| 01/01/1980 |
OSA scouting updated ratings (potential): Stuff: 68 (68); Movement: 57 (59); Control: 52 (52). |
| 11/17/1980 |
Received a 1-year contract worth a total of $38,000 through arbitration. |
| 01/01/1981 |
OSA scouting updated ratings (potential): Stuff: 66 (66); Movement: 59 (61); Control: 57 (58). |
| 03/13/1981 |
Injured (Flu-like symptoms), day-to-day for 2 days. |
| 08/29/1981 |
Injured (Sore back), day-to-day for 5 days. |
| 11/17/1981 |
Received a 1-year contract worth a total of $87,500 through arbitration. |
| 01/01/1982 |
OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 58 (60); Control: 61 (61). |
| 03/10/1982 |
Injured (Finger blister), day-to-day for 1 day. |
| 05/14/1982 |
Injured (Finger blister), day-to-day for 6 days. |
| 09/03/1982 |
Injured (Strained back), day-to-day for 6 days. |