| 01/01/1907 |
OSA scouting updated ratings (potential): Contact: 19 (58); Power: 1 (27); Eye: 9 (34). |
| 01/29/1907 |
Signed a 1-year minor league contract with the Magdeburg Halbkugeln organization. |
| 02/18/1907 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 11/17/1907 |
Unsuccessfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 12/07/1907 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 22 (56); Power: 8 (29); Eye: 11 (33). |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 25 (53); Power: 13 (29); Eye: 13 (32). |
| 05/01/1909 |
Unsuccessfully completed training to improve his two-strike approach at the Magdeburg Halbkugeln development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 26 (50); Power: 17 (30); Eye: 10 (28). |
| 04/01/1910 |
Unsuccessfully completed training to improve his two-strike approach 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 |
Outstandingly completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 31 (48); Power: 20 (27); Eye: 10 (26). |
| 10/17/1911 |
Unsuccessfully completed training to improve his infield defense 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: 38 (69); Power: 1 (7); Eye: 9 (24). |
| 10/18/1912 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 41 (64); Power: 7 (7); Eye: 10 (21). |
| 10/18/1913 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1914 |
OSA scouting updated ratings (potential): Contact: 39 (51); Power: 6 (6); Eye: 9 (15). |
| 08/23/1914 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1915 |
OSA scouting updated ratings (potential): Contact: 39 (45); Power: 6 (6); Eye: 9 (12). |
| 04/22/1915 |
Successfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 06/21/1915 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |