| 01/01/1907 |
OSA scouting updated ratings (potential): Contact: 18 (55); Power: 1 (27); Eye: 11 (39). |
| 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. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 27 (54); Power: 9 (29); Eye: 15 (40). |
| 05/01/1908 |
Unsuccessfully completed training to improve his quality of contact at the Magdeburg Halbkugeln development complex. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 34 (52); Power: 10 (26); Eye: 16 (38). |
| 05/01/1909 |
Outstandingly completed training to improve his running mechanics at the Magdeburg Halbkugeln development complex. |
| 10/14/1909 |
Successfully completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 11/03/1909 |
Successfully completed training to improve his base-stealing technique at the Magdeburg Halbkugeln development complex. |
| 11/23/1909 |
Successfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 12/13/1909 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 32 (51); Power: 16 (27); Eye: 15 (34). |
| 10/17/1910 |
Successfully completed training to improve his base-stealing technique at the Magdeburg Halbkugeln development complex. |
| 11/06/1910 |
Detrimentally completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/26/1910 |
Successfully completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 12/16/1910 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 35 (51); Power: 19 (28); Eye: 18 (34). |
| 10/17/1911 |
Unsuccessfully completed training to learn a new position at the Magdeburg Halbkugeln development complex. |
| 11/06/1911 |
Successfully completed training to improve his base-stealing technique at the Magdeburg Halbkugeln development complex. |
| 11/26/1911 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 12/16/1911 |
Outstandingly completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 46 (75); Power: 3 (7); Eye: 16 (32). |
| 10/18/1912 |
Outstandingly completed training to improve his base-stealing technique at the Magdeburg Halbkugeln development complex. |
| 11/07/1912 |
Successfully completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 11/27/1912 |
Outstandingly completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 46 (73); Power: 6 (6); Eye: 16 (32). |
| 10/18/1913 |
Successfully completed training to improve his baserunning fundamentals at the Magdeburg Halbkugeln development complex. |
| 11/07/1913 |
Unsuccessfully completed training to improve his infield defense at the Magdeburg Halbkugeln development complex. |
| 11/27/1913 |
Outstandingly completed training to improve his base-stealing technique at the Magdeburg Halbkugeln development complex. |