| 12/03/1905 |
Signed a 1-year minor league contract with the Guatire Heroes organization. |
| 12/24/1905 |
Unsuccessfully completed training to improve his defense at pitcher at the Guatire Heroes development complex. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 28 (53); Movement: 47 (79); Control: 18 (30). |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 28 (53); Movement: 47 (79); Control: 18 (30). |
| 08/12/1906 |
Named the #27 prospect in the LPBV |
| 01/01/1907 |
OSA scouting updated ratings (potential): Stuff: 41 (67); Movement: 41 (63); Control: 11 (23). |
| 06/01/1907 |
Named the #81 prospect in the LPBV |
| 06/01/1907 |
Unsuccessfully completed training to make one of his poorer pitches more usable at the Guatire Heroes development complex. |
| 08/20/1907 |
Named the #36 prospect in the LPBV |
| 12/06/1907 |
Named the #31 prospect in the LPBV |
| 01/01/1908 |
OSA scouting updated ratings (potential): Stuff: 49 (69); Movement: 44 (63); Control: 15 (25). |
| 06/01/1908 |
Named the #40 prospect in the LPBV |
| 06/01/1908 |
Successfully completed training to increase his pitch movement at the Guatire Heroes development complex. |
| 08/20/1908 |
Named the #33 prospect in the LPBV |
| 01/01/1909 |
OSA scouting updated ratings (potential): Stuff: 48 (69); Movement: 56 (69); Control: 18 (25). |
| 06/01/1909 |
Unsuccessfully completed training to improve his secondary pitch at the Guatire Heroes development complex. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Stuff: 47 (58); Movement: 52 (60); Control: 20 (26). |
| 04/01/1910 |
Outstandingly completed training to improve his secondary pitch at the Guatire Heroes development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Stuff: 44 (50); Movement: 52 (57); Control: 23 (27). |
| 04/01/1911 |
Unsuccessfully completed training to improve his secondary pitch at the Guatire Heroes development complex. |
| 09/15/1911 |
Released by the Guatire Heroes. |
| 11/10/1911 |
Signed a 1-year contract worth a total of P1,340 with the Maracay Jardineros organization. |
| 11/12/1911 |
Released by the Maracay Jardineros. |
| 12/24/1911 |
Signed a 1-year contract worth a total of P1,460 with the Cabo Rojo Combatientes organization. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Stuff: 61 (71); Movement: 88 (93); Control: 21 (27). |
| 04/01/1912 |
Released by the Cabo Rojo Combatientes. |
| 11/15/1912 |
Signed a 1-year contract worth a total of P1,500 with the Maracaibo Independientes organization. |
| 12/09/1912 |
Successfully completed training to improve his infield defense at the Maracaibo Independientes development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Stuff: 59 (68); Movement: 91 (94); Control: 21 (25). |
| 01/01/1914 |
OSA scouting updated ratings (potential): Stuff: 56 (56); Movement: 88 (88); Control: 20 (20). |
| 04/01/1914 |
Outstandingly completed training to improve his secondary pitch at the Maracaibo Independientes development complex. |