| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 1 (38); Power: 12 (46); Eye: 13 (67). |
| 03/28/1908 |
Signed a 1-year minor league contract with the Coamo Termales organization. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 8 (39); Power: 14 (49); Eye: 16 (68). |
| 02/23/1909 |
Unsuccessfully completed training to generate more batspeed and homerun power at the Coamo Termales development complex. |
| 04/05/1909 |
Unsuccessfully completed training to learn a new position at the Coamo Termales development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 5 (36); Power: 17 (47); Eye: 12 (82). |
| 02/22/1910 |
Unsuccessfully completed training to generate more batspeed and homerun power at the Coamo Termales development complex. |
| 04/04/1910 |
Unsuccessfully completed training to improve his defense at catcher at the Coamo Termales development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 7 (37); Power: 18 (49); Eye: 14 (85). |
| 02/21/1911 |
Outstandingly completed training to generate more batspeed and homerun power at the Coamo Termales development complex. |
| 04/03/1911 |
Unsuccessfully completed training to improve his defense at catcher at the Coamo Termales development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 14 (40); Power: 6 (27); Eye: 15 (71). |
| 02/20/1912 |
Unsuccessfully completed training to improve his plate discipline at the Coamo Termales development complex. |
| 04/01/1912 |
Unsuccessfully completed training to improve his defense at catcher at the Coamo Termales development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 20 (39); Power: 11 (27); Eye: 25 (70). |
| 02/25/1913 |
Successfully completed training to improve his plate discipline at the Coamo Termales development complex. |
| 04/07/1913 |
Unsuccessfully completed training to improve his defense at catcher at the Coamo Termales development complex. |