| 01/01/1903 |
OSA scouting updated ratings (potential): Stuff: 47 (54); Movement: 73 (91); Control: 87 (94). |
| 02/10/1903 |
Signed a 1-year contract worth a total of P1,160 with the Maricao Cafeteros organization. |
| 01/01/1904 |
OSA scouting updated ratings (potential): Stuff: 73 (73); Movement: 70 (73); Control: 80 (87). |
| 01/01/1904 |
OSA scouting updated ratings (potential): Stuff: 73 (73); Movement: 70 (73); Control: 80 (87). |
| 01/01/1905 |
OSA scouting updated ratings (potential): Stuff: 73 (77); Movement: 73 (73); Control: 84 (85). |
| 01/01/1905 |
OSA scouting updated ratings (potential): Stuff: 73 (77); Movement: 73 (73); Control: 84 (85). |
| 09/06/1905 |
Released by the Maricao Cafeteros. |
| 09/26/1905 |
Signed a 2-year contract worth a total of P3,240 with the Rio Grande Cotorras organization. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 68 (77); Movement: 73 (74); Control: 80 (81). |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 68 (77); Movement: 73 (74); Control: 80 (81). |
| 03/09/1906 |
Successfully completed training to improve his secondary pitch at the Rio Grande Cotorras development complex. |
| 07/30/1906 |
Released by the Rio Grande Cotorras. |
| 08/04/1906 |
Signed a minor league contract with majors option with the Hidalgo Cornicos organization. |
| 08/09/1906 |
Named the #66 prospect in the LNM |
| 11/20/1906 |
Named the #97 prospect in the LNM |
| 11/29/1906 |
Wins the 1906 Campeonato Nacional Puertorriqueño with the Rio Grande Cotorras. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Stuff: 44 (52); Movement: 48 (49); Control: 66 (66). |
| 05/05/1907 |
Unsuccessfully completed training to improve his strength and conditioning at the Hidalgo Cornicos development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Stuff: 45 (57); Movement: 50 (50); Control: 71 (71). |
| 05/05/1908 |
Successfully completed training to improve his strength and conditioning at the Hidalgo Cornicos development complex. |