| 06/22/1938 | Round 1, Pick 2 - Baltimore Cannons: 2B Howard RiversDrafted in the 1938 first-year player draft (Round 1, Pick 3, 3rd overall pick) by the Detroit Dynamos, out of college Mississippi Tech |
| 06/30/1938 | Signed a minor league contract with the Detroit Dynamos organization with a signing bonus of $6,940. |
| 01/01/1939 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 09/26/1939 | Wins the 1939 Championship with the Terre Haute Brewers! |
| 01/01/1940 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1941 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 06/23/1941 | Wins the HL Player of the Week Award. |
| 09/15/1941 | Wins the 1941 Championship with the Akron Wheels! |
| 01/01/1942 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 07/01/1942 | Wins the EA Batter of the Month Award. |
| 01/01/1943 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 05/17/1943 | Wins the UL Player of the Week Award. |
| 06/28/1943 | Wins the UL Player of the Week Award. |
| 01/01/1944 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 08/07/1944 | Wins the UL Player of the Week Award. |
| 09/25/1944 | Wins the 1944 Championship with the Newark Aces! |
| 01/01/1945 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 08/06/1945 | Wins the UL Player of the Week Award. |
| 10/15/1945 | Released by the Detroit organization. |
| 11/21/1945 | Signed a minor league contract with majors option with the Pueblo Mountaineers organization. |
| 01/01/1946 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1947 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 07/09/1947 | Injured (stomach virus),day-to-day for 4 days. |
| 01/01/1948 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1949 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 05/02/1949 | Released by the Seattle Thunderbirds. |
| 05/27/1949 | Signed a minor league contract with majors option with the San Diego Conquistadors organization. |
| 01/01/1950 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 02/06/1950 | Became a free agent. |
| 02/06/1950 | Retired from professional baseball. |