| 01/01/1907 |
Joined the Magdeburg Halbkugeln. |
| 01/22/1907 |
Unsuccessfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 02/11/1907 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 42 (42); Power: 29 (29); Eye: 41 (41). |
| 05/01/1908 |
Outstandingly completed training to improve his running mechanics at the Magdeburg Halbkugeln development complex. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 32 (32); Eye: 41 (41). |
| 05/01/1909 |
Unsuccessfully completed training to improve his running mechanics at the Magdeburg Halbkugeln development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 39 (39); Power: 30 (30); Eye: 35 (35). |
| 04/01/1910 |
Unsuccessfully completed training to improve his running mechanics at the Magdeburg Halbkugeln development complex. |
| 10/17/1910 |
Unsuccessfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/06/1910 |
Unsuccessfully completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 11/26/1910 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 39 (39); Power: 28 (28); Eye: 34 (34). |
| 10/17/1911 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/06/1911 |
Detrimentally completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 11/26/1911 |
Outstandingly completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 55 (55); Power: 5 (5); Eye: 32 (32). |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 55 (55); Power: 5 (5); Eye: 32 (32). |
| 04/01/1913 |
Successfully completed training to improve his running mechanics at the Magdeburg Halbkugeln development complex. |
| 10/18/1913 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/07/1913 |
Successfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |