| 01/01/1907 |
Joined the Magdeburg Halbkugeln. |
| 01/22/1907 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 02/11/1907 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/17/1907 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 40 (40); Power: 31 (31); Eye: 37 (37). |
| 11/15/1908 |
Outstandingly completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 42 (42); Power: 33 (33); Eye: 37 (37). |
| 10/14/1909 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 39 (39); Power: 35 (35); Eye: 32 (32). |
| 10/17/1910 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/06/1910 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 37 (37); Power: 37 (37); Eye: 29 (30). |
| 10/17/1911 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 11/06/1911 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 49 (49); Power: 14 (14); Eye: 27 (27). |
| 10/18/1912 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 47 (47); Power: 11 (11); Eye: 27 (27). |
| 04/14/1913 |
Injured (bruised elbow),day-to-day for one week. |
| 04/18/1913 |
Suffered setback in recovery from injury, will miss another one week. |
| 07/26/1913 |
Injured (bruised wrist),day-to-day for one week. |
| 10/18/1913 |
Unsuccessfully completed training to improve his defense at catcher at the Magdeburg Halbkugeln development complex. |