| 11/28/1905 |
Joined the Guatire Heroes. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Contact: 83 (85); Power: 36 (36); Eye: 47 (47). |
| 03/03/1906 |
Unsuccessfully completed training to improve his base-stealing technique at the Guatire Heroes development complex. |
| 08/20/1906 |
Was selected to the 1906 Liga Profesional de Beisbol de Venezuela All-Star Game. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Contact: 51 (66); Power: 22 (26); Eye: 48 (50). |
| 03/23/1907 |
Injured (unknown head and back injuries),out for 3 months. |
| 03/24/1907 |
Injured (fractured vertebrae),out for 12 months. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Contact: 51 (60); Power: 22 (26); Eye: 48 (49). |
| 01/01/1909 |
OSA scouting updated ratings (potential): Contact: 49 (58); Power: 24 (27); Eye: 47 (47). |
| 06/29/1909 |
Injured (mild hamstring strain),day-to-day for 5 days. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Contact: 46 (53); Power: 26 (27); Eye: 45 (45). |
| 01/01/1911 |
OSA scouting updated ratings (potential): Contact: 45 (51); Power: 23 (25); Eye: 43 (43). |
| 12/06/1911 |
Successfully completed training to learn a new position at the Guatire Heroes development complex. |
| 01/01/1912 |
OSA scouting updated ratings (potential): Contact: 63 (71); Power: 5 (5); Eye: 37 (38). |
| 11/19/1912 |
Unsuccessfully completed training to learn a new position at the Guatire Heroes development complex. |
| 01/01/1913 |
OSA scouting updated ratings (potential): Contact: 60 (65); Power: 5 (5); Eye: 36 (36). |
| 01/01/1914 |
OSA scouting updated ratings (potential): Contact: 58 (58); Power: 6 (6); Eye: 36 (36). |
| 04/01/1914 |
Outstandingly completed training to improve his strength and conditioning at the Guatire Heroes development complex. |
| 10/27/1914 |
Unsuccessfully completed training to improve his outfield defense at the Guatire Heroes development complex. |
| 11/16/1914 |
Unsuccessfully completed training to learn a new position at the Guatire Heroes development complex. |