| 03/04/1901 |
Signed a 1-year contract worth a total of P2,620 with the Rio Grande Cotorras organization. |
| 04/29/1901 |
Wins the LNP LB Player of the Week Award. |
| 07/17/1901 |
Was selected to the 1901 Liga Nacional Puertorriquena All-Star Game. |
| 07/30/1901 |
Injured (bruised thumb),day-to-day for 3 days. |
| 08/03/1901 |
Goes 5-5 against the Hatillo Ganaderos, with 1 2B, 0 RBI and 0 R. |
| 12/04/1901 |
Wins the 1901 LNP LB Valentísimo at 3B. |
| 01/01/1902 |
OSA scouting updated ratings (potential): Contact: 89 (89); Power: 66 (66); Eye: 52 (52). |
| 04/22/1902 |
Goes 0-3 against the Coamo Maratonistas, ending his hitting streak at 22 games. |
| 07/22/1902 |
Was selected to the 1902 Liga Nacional Puertorriquena All-Star Game. |
| 07/28/1902 |
Wins the LNP LB Player of the Week Award. |
| 12/14/1902 |
Wins the 1902 LNP LB Valentísimo at 3B. |
| 01/01/1903 |
OSA scouting updated ratings (potential): Contact: 86 (86); Power: 71 (71); Eye: 53 (53). |
| 07/22/1903 |
Was selected to the 1903 Liga Nacional Puertorriquena All-Star Game. |
| 09/08/1903 |
Injured (sprained thumb),day-to-day for 2 weeks. |
| 01/01/1904 |
OSA scouting updated ratings (potential): Contact: 72 (72); Power: 68 (68); Eye: 47 (47). |
| 04/04/1904 |
Successfully completed training to improve his defense at third base at the Rio Grande Cotorras development complex. |
| 01/01/1905 |
OSA scouting updated ratings (potential): Contact: 65 (65); Power: 71 (71); Eye: 43 (43). |
| 04/03/1905 |
Unsuccessfully completed training to improve his defense at right field at the Rio Grande Cotorras development complex. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Contact: 59 (59); Power: 74 (74); Eye: 38 (38). |
| 01/11/1906 |
Successfully completed training to improve his defense at first base at the Rio Grande Cotorras development complex. |
| 04/02/1906 |
Unsuccessfully completed training to learn a new position at the Rio Grande Cotorras development complex. |
| 11/29/1906 |
Wins the 1906 Campeonato Nacional Puertorriqueño with the Rio Grande Cotorras. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Contact: 45 (45); Power: 80 (80); Eye: 37 (37). |
| 04/01/1907 |
Unsuccessfully completed training to learn a new position at the Rio Grande Cotorras development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 41 (41); Power: 81 (81); Eye: 37 (37). |
| 01/04/1908 |
Unsuccessfully completed training to improve his infield defense at the Rio Grande Cotorras development complex. |
| 04/06/1908 |
Unsuccessfully completed training to learn a new position at the Rio Grande Cotorras development complex. |