| 12/21/1906 |
Signed a 1-year contract worth a total of P1,000 with the Angostura Amargados organization. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Stuff: 17 (38); Movement: 41 (77); Control: 19 (44). |
| 01/11/1907 |
Successfully completed training to improve his infield defense at the Angostura Amargados development complex. |
| 06/01/1907 |
Named the #85 prospect in the LPBV |
| 08/20/1907 |
Named the #50 prospect in the LPBV |
| 12/06/1907 |
Named the #48 prospect in the LPBV |
| 01/01/1908 |
OSA scouting updated ratings (potential): Stuff: 21 (37); Movement: 42 (73); Control: 19 (45). |
| 06/01/1908 |
Named the #70 prospect in the LPBV |
| 06/01/1908 |
Unsuccessfully completed training to increase his pitch movement at the Angostura Amargados development complex. |
| 08/20/1908 |
Named the #71 prospect in the LPBV |
| 12/12/1908 |
Named the #61 prospect in the LPBV |
| 01/01/1909 |
OSA scouting updated ratings (potential): Stuff: 33 (39); Movement: 43 (74); Control: 20 (45). |
| 04/01/1909 |
Named the #70 prospect in the LPBV |
| 06/01/1909 |
Unsuccessfully completed training to improve his secondary pitch at the Angostura Amargados development complex. |
| 06/20/1909 |
Named the #97 prospect in the LPBV |
| 10/11/1909 |
Named the #100 prospect in the LPBV |
| 12/30/1909 |
Successfully completed training to improve his infield defense at the Angostura Amargados development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Stuff: 27 (36); Movement: 36 (67); Control: 21 (43). |
| 01/01/1911 |
OSA scouting updated ratings (potential): Stuff: 27 (35); Movement: 35 (64); Control: 23 (42). |
| 04/01/1911 |
Unsuccessfully completed training to improve his secondary pitch at the Angostura Amargados development complex. |
| 10/07/1911 |
Named the #100 prospect in the LPBV |
| 11/16/1911 |
Unsuccessfully completed training to improve his infield defense at the Angostura Amargados development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Stuff: 31 (34); Movement: 56 (94); Control: 21 (35). |
| 01/01/1913 |
OSA scouting updated ratings (potential): Stuff: 29 (32); Movement: 50 (83); Control: 19 (31). |
| 04/01/1913 |
Unsuccessfully completed training to improve his secondary pitch at the Angostura Amargados development complex. |