| 12/01/1934 |
Drafted in the 1934 first-year player draft by the Washington Senators. (Round 1, Pick 11, 11th overall pick). |
| 01/01/1935 |
OSA scouting updated ratings (potential): Stuff: 28 (44); Movement: 43 (54); Control: 29 (54). |
| 04/16/1935 |
Named the #23 prospect in the MLB |
| 07/08/1935 |
Named the #8 prospect in the MLB |
| 10/10/1935 |
Named the #7 prospect in the MLB |
| 01/01/1936 |
OSA scouting updated ratings (potential): Stuff: 28 (43); Movement: 43 (53); Control: 29 (54). |
| 04/14/1936 |
Named the #27 prospect in the MLB |
| 07/06/1936 |
Named the #12 prospect in the MLB |
| 10/10/1936 |
Named the #11 prospect in the MLB |
| 01/01/1937 |
OSA scouting updated ratings (potential): Stuff: 40 (48); Movement: 52 (52); Control: 69 (69). |
| 04/19/1937 |
Named the #23 prospect in the MLB |
| 07/01/1937 |
Wins the MLB AL Rookie of the Month Award. |
| 10/01/1937 |
Wins the MLB AL Rookie of the Month Award. |
| 10/24/1937 |
Wins the 1937 MLB AL Reliever of the Year Award. |
| 01/01/1938 |
OSA scouting updated ratings (potential): Stuff: 40 (43); Movement: 50 (52); Control: 69 (69). |
| 01/01/1939 |
OSA scouting updated ratings (potential): Stuff: 43 (46); Movement: 49 (52); Control: 50 (54). |
| 01/01/1940 |
OSA scouting updated ratings (potential): Stuff: 44 (45); Movement: 53 (53); Control: 56 (58). |
| 07/07/1940 |
Was selected to the 1940 Major League Baseball All-Star Game. |
| 01/01/1941 |
OSA scouting updated ratings (potential): Stuff: 46 (46); Movement: 50 (51); Control: 58 (58). |
| 10/01/1941 |
Wins the MLB AL Pitcher of the Month Award. |
| 10/18/1941 |
Wins the 1941 MLB AL Reliever of the Year Award. |
| 01/01/1942 |
OSA scouting updated ratings (potential): Stuff: 49 (49); Movement: 48 (53); Control: 49 (55). |
| 01/01/1943 |
OSA scouting updated ratings (potential): Stuff: 57 (57); Movement: 52 (56); Control: 47 (55). |
| 01/01/1944 |
OSA scouting updated ratings (potential): Stuff: 50 (50); Movement: 60 (60); Control: 47 (47). |
| 10/16/1944 |
Was traded by the Washington Senators to the Brooklyn Dodgers, along with SP Harry Feldman, in exchange for CF Al Gionfriddo and RP Howie Fox. |
| 01/01/1945 |
OSA scouting updated ratings (potential): Stuff: 48 (48); Movement: 51 (51); Control: 50 (50). |
| 01/01/1946 |
OSA scouting updated ratings (potential): Stuff: 36 (36); Movement: 48 (48); Control: 50 (50). |
| 01/01/1947 |
OSA scouting updated ratings (potential): Stuff: 36 (36); Movement: 49 (49); Control: 50 (50). |
| 01/01/1948 |
OSA scouting updated ratings (potential): Stuff: 35 (35); Movement: 51 (51); Control: 53 (53). |
| 01/01/1949 |
OSA scouting updated ratings (potential): Stuff: 40 (40); Movement: 46 (46); Control: 49 (49). |
| 10/14/1949 |
Retired from professional baseball. |