| 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. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Stuff: 94 (94); Movement: 48 (48); Control: 48 (48). |
| 02/23/1909 |
Unsuccessfully completed training to increase his velocity at the Aibonito Frios development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Stuff: 91 (93); Movement: 46 (46); Control: 49 (49). |
| 02/22/1910 |
Outstandingly completed training to increase his velocity at the Aibonito Frios development complex. |
| 07/13/1910 |
Was selected to the 1910 Liga Nacional Puertorriquena All-Star Game. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Stuff: 96 (96); Movement: 48 (48); Control: 54 (54). |
| 09/19/1911 |
Earns his 100th career Liga Nacional Puertorriquena save! |
| 01/01/1912 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 81 (81); Control: 68 (68). |
| 01/01/1913 |
OSA scouting updated ratings (potential): Stuff: 100 (100); Movement: 77 (77); Control: 68 (68). |
| 07/16/1913 |
Was selected to the 1913 Liga Nacional Puertorriquena All-Star Game. |