| 01/01/1903 |
OSA scouting updated ratings (potential): Contact: 12 (57); Power: 31 (43); Eye: 2 (17). |
| 04/27/1903 |
Signed a 1-year minor league contract with the Michoacan Calaveras organization. |
| 01/01/1904 |
OSA scouting updated ratings (potential): Contact: 25 (61); Power: 36 (43); Eye: 3 (18). |
| 05/05/1904 |
Unsuccessfully completed training to generate gap power at the Michoacan Calaveras development complex. |
| 06/01/1904 |
Successfully completed training to learn a new position at the Michoacan Calaveras development complex. |
| 01/01/1905 |
OSA scouting updated ratings (potential): Contact: 28 (59); Power: 39 (46); Eye: 5 (18). |
| 05/05/1905 |
Unsuccessfully completed training to improve his two-strike approach at the Michoacan Calaveras development complex. |
| 06/01/1905 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Contact: 31 (57); Power: 42 (48); Eye: 6 (18). |
| 05/05/1906 |
Successfully completed training to improve his two-strike approach at the Michoacan Calaveras development complex. |
| 06/01/1906 |
Successfully completed training to learn a new position at the Michoacan Calaveras development complex. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Contact: 34 (46); Power: 46 (46); Eye: 1 (10). |
| 01/25/1907 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 06/01/1907 |
Detrimentally completed training to learn a new position at the Michoacan Calaveras development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 34 (44); Power: 48 (48); Eye: 1 (9). |
| 01/15/1908 |
Outstandingly completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 06/01/1908 |
Successfully completed training to learn a new position at the Michoacan Calaveras development complex. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 35 (44); Power: 46 (49); Eye: 1 (9). |
| 01/17/1909 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 10/16/1909 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 32 (39); Power: 47 (50); Eye: 1 (6). |
| 10/21/1910 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 34 (38); Power: 47 (50); Eye: 3 (6). |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 41 (50); Power: 23 (25); Eye: 4 (5). |
| 04/01/1912 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 39 (45); Power: 22 (23); Eye: 7 (7). |
| 02/07/1913 |
Successfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 11/02/1913 |
Successfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 01/01/1914 |
OSA scouting updated ratings (potential): Contact: 41 (41); Power: 23 (23); Eye: 6 (6). |
| 11/01/1914 |
Unsuccessfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |
| 01/01/1915 |
OSA scouting updated ratings (potential): Contact: 42 (42); Power: 23 (23); Eye: 6 (6). |
| 01/10/1915 |
Unsuccessfully completed training to learn a new position at the Michoacan Calaveras development complex. |
| 10/25/1915 |
Successfully completed training to improve his defense at catcher at the Michoacan Calaveras development complex. |