| 12/30/1902 |
Signed a 1-year contract worth a total of P810 with the Aibonito Frios organization. |
| 01/01/1903 |
OSA scouting updated ratings (potential): Stuff: 62 (62); Movement: 75 (75); Control: 55 (55). |
| 01/01/1904 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 60 (60); Control: 50 (50). |
| 01/01/1904 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 60 (60); Control: 50 (50). |
| 02/24/1904 |
Unsuccessfully completed training to improve his secondary pitch at the Aibonito Frios development complex. |
| 01/01/1905 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 63 (63); Control: 50 (50). |
| 01/01/1905 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 63 (63); Control: 50 (50). |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 67 (67); Control: 51 (51). |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 67 (67); Control: 51 (51). |
| 02/23/1906 |
Unsuccessfully completed training to increase his velocity at the Aibonito Frios development complex. |
| 07/18/1906 |
Was selected to the 1906 Liga Nacional Puertorriquena All-Star Game. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Stuff: 91 (91); Movement: 48 (48); Control: 46 (46). |
| 02/20/1907 |
Successfully completed training to increase his velocity at the Aibonito Frios development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Stuff: 93 (93); Movement: 48 (48); Control: 46 (46). |
| 02/25/1908 |
Successfully completed training to improve his secondary pitch at the Aibonito Frios development complex. |
| 05/06/1908 |
Injured (flu),day-to-day for 2 days. |
| 07/15/1908 |
Was selected to the 1908 Liga Nacional Puertorriquena All-Star Game. |