| 05/02/1904 |
Joined the San Juan Ciudadanos. |
| 01/01/1905 |
OSA scouting updated ratings (potential): Stuff: 41 (41); Movement: 75 (76); Control: 51 (51). |
| 01/01/1905 |
OSA scouting updated ratings (potential): Stuff: 41 (41); Movement: 75 (76); Control: 51 (51). |
| 02/21/1905 |
Unsuccessfully completed training to make one of his poorer pitches more usable at the San Juan Metropolitanos development complex. |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 61 (64); Movement: 78 (78); Control: 60 (61). |
| 01/01/1906 |
OSA scouting updated ratings (potential): Stuff: 61 (64); Movement: 78 (78); Control: 60 (61). |
| 02/20/1906 |
Unsuccessfully completed training to make one of his poorer pitches more usable at the San Juan Metropolitanos development complex. |
| 04/02/1906 |
Outstandingly completed training to improve his defense at pitcher at the San Juan Metropolitanos development complex. |
| 07/21/1906 |
Was traded by the San Juan Metropolitanos to the Sabana Grande Tejedores, along with 2B Aaron Dunn and LF Jaime López, in exchange for LF Ignacio López. |
| 01/01/1907 |
OSA scouting updated ratings (potential): Stuff: 56 (56); Movement: 49 (49); Control: 51 (51). |
| 02/20/1907 |
Unsuccessfully completed training to make one of his poorer pitches more usable at the Sabana Grande Tejedores development complex. |
| 01/01/1908 |
OSA scouting updated ratings (potential): Stuff: 56 (56); Movement: 48 (48); Control: 57 (57). |
| 02/25/1908 |
Successfully completed training to make one of his poorer pitches more usable at the Sabana Grande Tejedores development complex. |
| 01/01/1909 |
OSA scouting updated ratings (potential): Stuff: 65 (65); Movement: 49 (49); Control: 62 (62). |
| 02/23/1909 |
Successfully completed training to increase his endurance on the mound at the Sabana Grande Tejedores development complex. |
| 05/19/1909 |
Injured (herniated disc (back)),out for one week. |
| 08/13/1909 |
Injured (mild oblique strain),day-to-day for one week. |
| 01/01/1910 |
OSA scouting updated ratings (potential): Stuff: 71 (71); Movement: 47 (47); Control: 69 (69). |
| 02/22/1910 |
Unsuccessfully completed training to improve his secondary pitch at the Sabana Grande Tejedores development complex. |
| 01/01/1911 |
OSA scouting updated ratings (potential): Stuff: 64 (65); Movement: 45 (46); Control: 71 (71). |
| 01/01/1912 |
OSA scouting updated ratings (potential): Stuff: 96 (96); Movement: 84 (86); Control: 86 (86). |
| 01/01/1913 |
OSA scouting updated ratings (potential): Stuff: 92 (92); Movement: 76 (79); Control: 82 (82). |