| 12/05/1934 | Drafted in the 1934 first-year player draft out of college (Hamman; Lewisburg, WV) by the Boston Minutemen (Round 21, Pick 11, 331st overall pick). |
| 01/01/1935 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1936 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1937 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1938 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 04/18/1938 | Released by the Boston organization. |
| 04/20/1938 | Signed a 1-year minor league contract with the Portland Green Sox organization. |
| 05/14/1938 | Released by the Portland Green Sox. |
| 05/17/1938 | Signed a 1-year minor league contract with the Portland Green Sox organization. |
| 05/18/1938 | Released by the Portland Green Sox. |
| 06/01/1938 | Signed a 1-year minor league contract with the San Diego Conquistadors organization. |
| 09/06/1938 | Released by the San Diego Conquistadors. |
| 09/09/1938 | Signed a 1-year minor league contract with the Syracuse Excelsiors organization. |
| 01/01/1939 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 12/20/1939 | Released by the Syracuse Excelsiors. |
| 12/28/1939 | Signed a 1-year minor league contract with the Pueblo Mountaineers organization. |
| 01/01/1940 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 04/24/1940 | Released by the Pueblo Mountaineers. |
| 05/12/1940 | Signed a 1-year minor league contract with the Tulsa Roughnecks organization. |
| 01/01/1941 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1942 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 04/22/1942 | Released by the Tulsa Roughnecks. |
| 05/04/1942 | Signed a 1-year minor league contract with the Austin Violets organization. |
| 01/01/1943 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 01/01/1944 | OSA scouting updated ratings (potential): Contact: - (-); Power: - (-); Eye: - (-). |
| 04/25/1944 | Released by the Austin Violets. |
| 10/14/1944 | Retired from professional baseball. |